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101111110001120 = 255192313151109961
BaseRepresentation
bin10110111111010111000011…
…110010110110000111100000
3111021000010110002210211102102
4112333113003302312013200
5101223101023130013440
6555013445214105532
730204015364260512
oct2677270362660740
9437003402724372
10101111110001120
112a242a876a847a
12b4100161ab2a8
13445597688157b
141ad7b37a21bb2
15ba51ea7dcb15
hex5bf5c3cb61e0

101111110001120 has 192 divisors, whose sum is σ = 262402197442560. Its totient is φ = 36646765056000.

The previous prime is 101111110001113. The next prime is 101111110001123. The reversal of 101111110001120 is 21100011111101.

It is a happy number.

It is a super-4 number, since 4×1011111100011204 (a number of 57 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101111110001123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 919462940 + ... + 919572900.

It is an arithmetic number, because the mean of its divisors is an integer number (1366678111680).

Almost surely, 2101111110001120 is an apocalyptic number.

101111110001120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101111110001120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131201098721280).

101111110001120 is an abundant number, since it is smaller than the sum of its proper divisors (161291087441440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101111110001120 is a wasteful number, since it uses less digits than its factorization.

101111110001120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123169 (or 123161 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 101111110001120 its reverse (21100011111101), we get a palindrome (122211121112221).

The spelling of 101111110001120 in words is "one hundred one trillion, one hundred eleven billion, one hundred ten million, one thousand, one hundred twenty".