901022021222 has 32 divisors (see below), whose sum is σ = 1451257977312. Its totient is φ = 418023327744.

The previous prime is 901022021209. The next prime is 901022021257. The reversal of 901022021222 is 222120220109.

901022021222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5823353 + ... + 5976075.

It is an arithmetic number, because the mean of its divisors is an integer number (45351811791).

Almost surely, 2^901022021222 is an apocalyptic number.

901022021222 is a deficient number, since it is larger than the sum of its proper divisors (550235956090).

901022021222 is a wasteful number, since it uses less digits than its factorization.

901022021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155192.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 901022021222 in words is "nine hundred one billion, twenty-two million, twenty-one thousand, two hundred twenty-two".