223352773602021 has 48 divisors (see below), whose sum is σ = 388322684121600. Its totient is φ = 126500685849216.

The previous prime is 223352773601929. The next prime is 223352773602113. The reversal of 223352773602021 is 120206377253322.

223352773602021 is a `hidden beast` number, since 2 + 2 + 3 + 35 + 2 + 7 + 7 + 3 + 602 + 0 + 2 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (223352773601929) and next prime (223352773602113).

It is not a de Polignac number, because 223352773602021 - 2¹⁴ = 223352773585637 is a prime.

It is a super-2 number, since 2×223352773602021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223352773102021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 746854741 + ... + 747153738.

It is an arithmetic number, because the mean of its divisors is an integer number (8090055919200).

Almost surely, 2^{223352773602021} is an apocalyptic number.

223352773602021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

223352773602021 is a deficient number, since it is larger than the sum of its proper divisors (164969910519579).

223352773602021 is a wasteful number, since it uses less digits than its factorization.

223352773602021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494008615 (or 1494008602 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 45.

The spelling of 223352773602021 in words is "two hundred twenty-three trillion, three hundred fifty-two billion, seven hundred seventy-three million, six hundred two thousand, twenty-one".