100211021021120 has 56 divisors (see below), whose sum is σ = 238639484075424. Its totient is φ = 40082394295296.

The previous prime is 100211021021113. The next prime is 100211021021131. The reversal of 100211021021120 is 21120120112001.

It is a junction number, because it is equal to n+sod(n) for n = 100211021021095 and 100211021021104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1481027 + ... + 14234306.

Almost surely, 2^{100211021021120} is an apocalyptic number.

100211021021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100211021021120 is an abundant number, since it is smaller than the sum of its proper divisors (138428463054304).

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

100211021021120 is a wasteful number, since it uses less digits than its factorization.

100211021021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15735277 (or 15735267 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100211021021120 its reverse (21120120112001), we get a palindrome (121331141133121).

The spelling of 100211021021120 in words is "one hundred trillion, two hundred eleven billion, twenty-one million, twenty-one thousand, one hundred twenty".