210120022122010 has 128 divisors (see below), whose sum is σ = 510651500083200. Its totient is φ = 60116379275520.

The previous prime is 210120022121969. The next prime is 210120022122013. The reversal of 210120022122010 is 10221220021012.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (210120022122013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 56842320 + ... + 60425899.

It is an arithmetic number, because the mean of its divisors is an integer number (3989464844400).

Almost surely, 2^{210120022122010} is an apocalyptic number.

210120022122010 is an abundant number, since it is smaller than the sum of its proper divisors (300531477961190).

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

210120022122010 is a wasteful number, since it uses less digits than its factorization.

210120022122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117268436.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210120022122010 its reverse (10221220021012), we get a palindrome (220341242143022).

The spelling of 210120022122010 in words is "two hundred ten trillion, one hundred twenty billion, twenty-two million, one hundred twenty-two thousand, ten".