210011001210120 has 128 divisors (see below), whose sum is σ = 688686105600000. Its totient is φ = 50809730138880.

The previous prime is 210011001210113. The next prime is 210011001210149. The reversal of 210011001210120 is 21012100110012.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 210011001210096 and 210011001210105.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158759400 + ... + 160076759.

It is an arithmetic number, because the mean of its divisors is an integer number (5380360200000).

Almost surely, 2^{210011001210120} is an apocalyptic number.

210011001210120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210011001210120 is an abundant number, since it is smaller than the sum of its proper divisors (478675104389880).

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

210011001210120 is a wasteful number, since it uses less digits than its factorization.

210011001210120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318836683 (or 318836679 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 210011001210120 its reverse (21012100110012), we get a palindrome (231023101320132).

The spelling of 210011001210120 in words is "two hundred ten trillion, eleven billion, one million, two hundred ten thousand, one hundred twenty".