303212534142 has 32 divisors (see below), whose sum is σ = 709961059584. Its totient is φ = 84519172800.

The previous prime is 303212534059. The next prime is 303212534143. The reversal of 303212534142 is 241435212303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303212534143) 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, 88039084 + ... + 88042527.

It is an arithmetic number, because the mean of its divisors is an integer number (22186283112).

Almost surely, 2^303212534142 is an apocalyptic number.

303212534142 is an abundant number, since it is smaller than the sum of its proper divisors (406748525442).

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

303212534142 is a wasteful number, since it uses less digits than its factorization.

303212534142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176081664.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 303212534142 its reverse (241435212303), we get a palindrome (544647746445).

The spelling of 303212534142 in words is "three hundred three billion, two hundred twelve million, five hundred thirty-four thousand, one hundred forty-two".