111430142312 has 32 divisors (see below), whose sum is σ = 209840085000. Its totient is φ = 55473297408.

The previous prime is 111430142303. The next prime is 111430142347. The reversal of 111430142312 is 213241034111.

It can be written as a sum of positive squares in 4 ways, for example, as 74024261476 + 37405880836 = 272074^2 + 193406^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1739264 + ... + 1802192.

Almost surely, 2^111430142312 is an apocalyptic number.

It is an amenable number.

111430142312 is a deficient number, since it is larger than the sum of its proper divisors (98409942688).

111430142312 is a wasteful number, since it uses less digits than its factorization.

111430142312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63893 (or 63889 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 111430142312 its reverse (213241034111), we get a palindrome (324671176423).

The spelling of 111430142312 in words is "one hundred eleven billion, four hundred thirty million, one hundred forty-two thousand, three hundred twelve".