2120100121210 has 32 divisors (see below), whose sum is σ = 3834236736000. Its totient is φ = 844033861440.

The previous prime is 2120100121207. The next prime is 2120100121211. The reversal of 2120100121210 is 121210010212.

It is not an unprimeable number, because it can be changed into a prime (2120100121211) 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, 2268141 + ... + 3063439.

It is an arithmetic number, because the mean of its divisors is an integer number (119819898000).

Almost surely, 2^{2120100121210} is an apocalyptic number.

2120100121210 is a deficient number, since it is larger than the sum of its proper divisors (1714136614790).

2120100121210 is a wasteful number, since it uses less digits than its factorization.

2120100121210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796566.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2120100121210 its reverse (121210010212), we get a palindrome (2241310131422).

The spelling of 2120100121210 in words is "two trillion, one hundred twenty billion, one hundred million, one hundred twenty-one thousand, two hundred ten".