100101111020120 has 64 divisors (see below), whose sum is σ = 257832578304000. Its totient is φ = 34263084735360.

The previous prime is 100101111020117. The next prime is 100101111020123. The reversal of 100101111020120 is 21020111101001.

It is an interprime number because it is at equal distance from previous prime (100101111020117) and next prime (100101111020123).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100101111020123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298249616 + ... + 298585055.

It is an arithmetic number, because the mean of its divisors is an integer number (4028634036000).

Almost surely, 2^{100101111020120} is an apocalyptic number.

100101111020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100101111020120 is an abundant number, since it is smaller than the sum of its proper divisors (157731467283880).

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

100101111020120 is a wasteful number, since it uses less digits than its factorization.

100101111020120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596835288 (or 596835284 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 100101111020120 its reverse (21020111101001), we get a palindrome (121121222121121).

The spelling of 100101111020120 in words is "one hundred trillion, one hundred one billion, one hundred eleven million, twenty thousand, one hundred twenty".