200211012212122 has 4 divisors (see below), whose sum is σ = 300316518318186. Its totient is φ = 100105506106060.

The previous prime is 200211012211997. The next prime is 200211012212143. The reversal of 200211012212122 is 221212210112002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 186581912931001 + 13629099281121 = 13659499^2 + 3691761^2 .

It is a super-2 number, since 2×200211012212122² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200211012212122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50052753053029 + ... + 50052753053032.

Almost surely, 2^{200211012212122} is an apocalyptic number.

200211012212122 is a deficient number, since it is larger than the sum of its proper divisors (100105506106064).

200211012212122 is a wasteful number, since it uses less digits than its factorization.

200211012212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100105506106063.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 200211012212122 its reverse (221212210112002), we get a palindrome (421423222324124).

The spelling of 200211012212122 in words is "two hundred trillion, two hundred eleven billion, twelve million, two hundred twelve thousand, one hundred twenty-two".