12136381302 has 16 divisors (see below), whose sum is σ = 24684166080. Its totient is φ = 3976893192.

The previous prime is 12136381261. The next prime is 12136381321. The reversal of 12136381302 is 20318363121.

It is a super-2 number, since 2×12136381302² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12136381302.

It is a congruent number.

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, 17141428 + ... + 17142135.

It is an arithmetic number, because the mean of its divisors is an integer number (1542760380).

Almost surely, 2^12136381302 is an apocalyptic number.

12136381302 is an abundant number, since it is smaller than the sum of its proper divisors (12547784778).

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

12136381302 is a wasteful number, since it uses less digits than its factorization.

12136381302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34283627.

The product of its (nonzero) digits is 5184, while the sum is 30.

The spelling of 12136381302 in words is "twelve billion, one hundred thirty-six million, three hundred eighty-one thousand, three hundred two".