900022122002111 has 4 divisors (see below), whose sum is σ = 900027058167000. Its totient is φ = 900017185837224.

The previous prime is 900022122002083. The next prime is 900022122002183. The reversal of 900022122002111 is 111200221220009.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 900022122002111 - 2¹⁸ = 900022121739967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (900022122002911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2467808936 + ... + 2468173613.

It is an arithmetic number, because the mean of its divisors is an integer number (225006764541750).

Almost surely, 2^{900022122002111} is an apocalyptic number.

900022122002111 is a deficient number, since it is larger than the sum of its proper divisors (4936164889).

900022122002111 is a wasteful number, since it uses less digits than its factorization.

900022122002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4936164888.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 900022122002111 in words is "nine hundred trillion, twenty-two billion, one hundred twenty-two million, two thousand, one hundred eleven".