222021322032009 has 16 divisors (see below), whose sum is σ = 296377805223872. Its totient is φ = 147839540240448.

The previous prime is 222021322032007. The next prime is 222021322032017. The reversal of 222021322032009 is 900230223120222.

It is not a de Polignac number, because 222021322032009 - 2¹ = 222021322032007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222021322032007) 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, 64742847 + ... + 68085819.

It is an arithmetic number, because the mean of its divisors is an integer number (18523612826492).

Almost surely, 2^{222021322032009} is an apocalyptic number.

It is an amenable number.

222021322032009 is a deficient number, since it is larger than the sum of its proper divisors (74356483191863).

222021322032009 is a wasteful number, since it uses less digits than its factorization.

222021322032009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3369096.

The product of its (nonzero) digits is 10368, while the sum is 30.

The spelling of 222021322032009 in words is "two hundred twenty-two trillion, twenty-one billion, three hundred twenty-two million, thirty-two thousand, nine".