621112023 has 16 divisors (see below), whose sum is σ = 1051618560. Its totient is φ = 354921048.

The previous prime is 621111979. The next prime is 621112073. The reversal of 621112023 is 320211126.

621112023 is a `hidden beast` number, since 621 + 1 + 1 + 20 + 23 = 666.

621112023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 621112023 - 2¹⁰ = 621110999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 621111987 and 621112005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (621112073) 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, 1642965 + ... + 1643342.

It is an arithmetic number, because the mean of its divisors is an integer number (65726160).

Almost surely, 2^621112023 is an apocalyptic number.

621112023 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

621112023 is a deficient number, since it is larger than the sum of its proper divisors (430506537).

621112023 is a wasteful number, since it uses less digits than its factorization.

621112023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3286323 (or 3286317 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 621112023 is about 24922.1191514686. The cubic root of 621112023 is about 853.2113917584.

Adding to 621112023 its reverse (320211126), we get a palindrome (941323149).

The spelling of 621112023 in words is "six hundred twenty-one million, one hundred twelve thousand, twenty-three".