203424213431412 has 36 divisors (see below), whose sum is σ = 514250463126400. Its totient is φ = 67802894402832.

The previous prime is 203424213431393. The next prime is 203424213431423. The reversal of 203424213431412 is 214134312424302.

203424213431412 is a `hidden beast` number, since 2 + 0 + 3 + 4 + 2 + 4 + 213 + 431 + 4 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×203424213431412² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 215219428 + ... + 216162555.

Almost surely, 2^{203424213431412} is an apocalyptic number.

It is an amenable number.

203424213431412 is an abundant number, since it is smaller than the sum of its proper divisors (310826249694988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203424213431412 is a wasteful number, since it uses less digits than its factorization.

203424213431412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431395092 (or 431395087 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 203424213431412 its reverse (214134312424302), we get a palindrome (417558525855714).

The spelling of 203424213431412 in words is "two hundred three trillion, four hundred twenty-four billion, two hundred thirteen million, four hundred thirty-one thousand, four hundred twelve".