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10120122100000 = 255511175310211
BaseRepresentation
bin1001001101000100011001…
…0010000110100100100000
31022211110210201011012001001
42103101012102012210200
52311302002224200000
633305041522321344
72063104026345343
oct223210622064440
938743721135031
1010120122100000
113251a13104730
1211754204b9254
135854287235c3
1426db6077a45a
151283aa9b646a
hex93446486920

10120122100000 has 576 divisors, whose sum is σ = 29311031723904. Its totient is φ = 3397888000000.

The previous prime is 10120122099961. The next prime is 10120122100037. The reversal of 10120122100000 is 122102101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a self number, because there is not a number n which added to its sum of digits gives 10120122100000.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 991094895 + ... + 991105105.

It is an arithmetic number, because the mean of its divisors is an integer number (50887207854).

Almost surely, 210120122100000 is an apocalyptic number.

10120122100000 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 10120122100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14655515861952).

10120122100000 is an abundant number, since it is smaller than the sum of its proper divisors (19190909623904).

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

10120122100000 is a wasteful number, since it uses less digits than its factorization.

10120122100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10327 (or 10299 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10120122100000 its reverse (122102101), we get a palindrome (10120244202101).

The spelling of 10120122100000 in words is "ten trillion, one hundred twenty billion, one hundred twenty-two million, one hundred thousand".