223400231433 has 12 divisors (see below), whose sum is σ = 323395332468. Its totient is φ = 148607591040.

The previous prime is 223400231389. The next prime is 223400231473. The reversal of 223400231433 is 334132004322.

223400231433 is a `hidden beast` number, since 2 + 2 + 340 + 0 + 2 + 314 + 3 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 189392076864 + 34008154569 = 435192^2 + 184413^2 .

It is not a de Polignac number, because 223400231433 - 2²⁸ = 223131795977 is a prime.

It is a super-2 number, since 2×223400231433² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223400231397 and 223400231406.

It is not an unprimeable number, because it can be changed into a prime (223400231473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27153708 + ... + 27161933.

It is an arithmetic number, because the mean of its divisors is an integer number (26949611039).

Almost surely, 2^223400231433 is an apocalyptic number.

It is an amenable number.

223400231433 is a deficient number, since it is larger than the sum of its proper divisors (99995101035).

223400231433 is a wasteful number, since it uses less digits than its factorization.

223400231433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54316104 (or 54316101 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 223400231433 its reverse (334132004322), we get a palindrome (557532235755).

The spelling of 223400231433 in words is "two hundred twenty-three billion, four hundred million, two hundred thirty-one thousand, four hundred thirty-three".