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101111201201010 = 2357111328311897549
BaseRepresentation
bin10110111111010111001001…
…001110101111101101110010
3111021000010200110102021011010
4112333113021032233231302
5101223101220001413020
6555013502232531350
730204020552411430
oct2677271116575562
9437003613367133
10101111201201010
112a243024129290
12b410040850b56
13445598c7336c0
141ad7b45ba1d50
15ba5203804de0
hex5bf5c93afb72

101111201201010 has 256 divisors, whose sum is σ = 326969801625600. Its totient is φ = 19325425167360.

The previous prime is 101111201200937. The next prime is 101111201201033. The reversal of 101111201201010 is 10102102111101.

It is a super-2 number, since 2×1011112012010102 (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2549716 + ... + 14447264.

It is an arithmetic number, because the mean of its divisors is an integer number (1277225787600).

Almost surely, 2101111201201010 is an apocalyptic number.

101111201201010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 101111201201010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163484900812800).

101111201201010 is an abundant number, since it is smaller than the sum of its proper divisors (225858600424590).

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

101111201201010 is a wasteful number, since it uses less digits than its factorization.

101111201201010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11897873.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 101111201201010 its reverse (10102102111101), we get a palindrome (111213303312111).

The spelling of 101111201201010 in words is "one hundred one trillion, one hundred eleven billion, two hundred one million, two hundred one thousand, ten".