222010011021 has 32 divisors (see below), whose sum is σ = 319022419968. Its totient is φ = 136834790400.

The previous prime is 222010011011. The next prime is 222010011077. The reversal of 222010011021 is 120110010222.

It is not a de Polignac number, because 222010011021 - 2¹⁴ = 222009994637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222010010988 and 222010011006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222010011011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 484491 + ... + 823863.

It is an arithmetic number, because the mean of its divisors is an integer number (9969450624).

Almost surely, 2^222010011021 is an apocalyptic number.

It is an amenable number.

222010011021 is a deficient number, since it is larger than the sum of its proper divisors (97012408947).

222010011021 is a wasteful number, since it uses less digits than its factorization.

222010011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339621.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 222010011021 its reverse (120110010222), we get a palindrome (342120021243).

The spelling of 222010011021 in words is "two hundred twenty-two billion, ten million, eleven thousand, twenty-one".