2120010210120 has 128 divisors (see below), whose sum is σ = 7026041088000. Its totient is φ = 507436250880.

The previous prime is 2120010210107. The next prime is 2120010210127. The reversal of 2120010210120 is 210120100212.

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 = 2120010210096 and 2120010210105.

It is not an unprimeable number, because it can be changed into a prime (2120010210127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10060710 + ... + 10269269.

It is an arithmetic number, because the mean of its divisors is an integer number (54890946000).

Almost surely, 2^{2120010210120} is an apocalyptic number.

2120010210120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120010210120 is an abundant number, since it is smaller than the sum of its proper divisors (4906030877880).

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

2120010210120 is a wasteful number, since it uses less digits than its factorization.

2120010210120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20330083 (or 20330079 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2120010210120 its reverse (210120100212), we get a palindrome (2330130310332).

The spelling of 2120010210120 in words is "two trillion, one hundred twenty billion, ten million, two hundred ten thousand, one hundred twenty".