211022010021010 has 16 divisors (see below), whose sum is σ = 379876025741976. Its totient is φ = 84400713407488.

The previous prime is 211022010020959. The next prime is 211022010021113. The reversal of 211022010021010 is 10120010220112.

It can be written as a sum of positive squares in 4 ways, for example, as 209560916535961 + 1461093485049 = 14476219^2 + 1208757^2 .

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, 1011215569 + ... + 1011424228.

Almost surely, 2^{211022010021010} is an apocalyptic number.

211022010021010 is a deficient number, since it is larger than the sum of its proper divisors (168854015720966).

211022010021010 is a wasteful number, since it uses less digits than its factorization.

211022010021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2022650237.

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

Adding to 211022010021010 its reverse (10120010220112), we get a palindrome (221142020241122).

The spelling of 211022010021010 in words is "two hundred eleven trillion, twenty-two billion, ten million, twenty-one thousand, ten".