923212221101 has 4 divisors (see below), whose sum is σ = 963351882912. Its totient is φ = 883072559292.

The previous prime is 923212221073. The next prime is 923212221109. The reversal of 923212221101 is 101122212329.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 923212221101 - 2⁶ = 923212221037 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 (923212221109) 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, 20069830871 + ... + 20069830916.

It is an arithmetic number, because the mean of its divisors is an integer number (240837970728).

Almost surely, 2^923212221101 is an apocalyptic number.

It is an amenable number.

923212221101 is a deficient number, since it is larger than the sum of its proper divisors (40139661811).

923212221101 is a wasteful number, since it uses less digits than its factorization.

923212221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40139661810.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 923212221101 in words is "nine hundred twenty-three billion, two hundred twelve million, two hundred twenty-one thousand, one hundred one".