142012111302 has 40 divisors (see below), whose sum is σ = 336930701976. Its totient is φ = 44552818368.

The previous prime is 142012111291. The next prime is 142012111321. The reversal of 142012111302 is 203111210241.

142012111302 is a `hidden beast` number, since 1 + 420 + 1 + 211 + 1 + 30 + 2 = 666.

It is a super-2 number, since 2×142012111302² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25780128 + ... + 25785635.

Almost surely, 2^142012111302 is an apocalyptic number.

142012111302 is an abundant number, since it is smaller than the sum of its proper divisors (194918590674).

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

142012111302 is a wasteful number, since it uses less digits than its factorization.

142012111302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51565794 (or 51565785 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 142012111302 its reverse (203111210241), we get a palindrome (345123321543).

The spelling of 142012111302 in words is "one hundred forty-two billion, twelve million, one hundred eleven thousand, three hundred two".