211012122122202 has 32 divisors (see below), whose sum is σ = 422466685337088. Its totient is φ = 70263648094896.

The previous prime is 211012122122143. The next prime is 211012122122209. The reversal of 211012122122202 is 202221221210112.

It is a super-2 number, since 2×211012122122202² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211012122122209) 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, 57687753 + ... + 61236435.

It is an arithmetic number, because the mean of its divisors is an integer number (13202083916784).

Almost surely, 2^{211012122122202} is an apocalyptic number.

211012122122202 is an abundant number, since it is smaller than the sum of its proper divisors (211454563214886).

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

211012122122202 is a wasteful number, since it uses less digits than its factorization.

211012122122202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3559074.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 211012122122202 its reverse (202221221210112), we get a palindrome (413233343332314).

The spelling of 211012122122202 in words is "two hundred eleven trillion, twelve billion, one hundred twenty-two million, one hundred twenty-two thousand, two hundred two".