2121205622152 has 32 divisors (see below), whose sum is σ = 4008932755200. Its totient is φ = 1052175600000.

The previous prime is 2121205622147. The next prime is 2121205622167. The reversal of 2121205622152 is 2512265021212.

It is a super-2 number, since 2×2121205622152² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261877 + ... + 2076292.

It is an arithmetic number, because the mean of its divisors is an integer number (125279148600).

Almost surely, 2^{2121205622152} is an apocalyptic number.

It is an amenable number.

2121205622152 is a deficient number, since it is larger than the sum of its proper divisors (1887727133048).

2121205622152 is a wasteful number, since it uses less digits than its factorization.

2121205622152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2339077 (or 2339073 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The spelling of 2121205622152 in words is "two trillion, one hundred twenty-one billion, two hundred five million, six hundred twenty-two thousand, one hundred fifty-two".