2120121222010 has 128 divisors (see below), whose sum is σ = 4226287104000. Its totient is φ = 759374976000.

The previous prime is 2120121222007. The next prime is 2120121222029. The reversal of 2120121222010 is 102221210212.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1217759740 + ... + 1217761480.

It is an arithmetic number, because the mean of its divisors is an integer number (33017868000).

Almost surely, 2^{2120121222010} is an apocalyptic number.

2120121222010 is a deficient number, since it is larger than the sum of its proper divisors (2106165881990).

2120121222010 is a wasteful number, since it uses less digits than its factorization.

2120121222010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2488.

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

Adding to 2120121222010 its reverse (102221210212), we get a palindrome (2222342432222).

The spelling of 2120121222010 in words is "two trillion, one hundred twenty billion, one hundred twenty-one million, two hundred twenty-two thousand, ten".