20311162702 has 4 divisors (see below), whose sum is σ = 30466744056. Its totient is φ = 10155581350.

The previous prime is 20311162699. The next prime is 20311162727. The reversal of 20311162702 is 20726111302.

It is a happy number.

20311162702 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5077790674 + ... + 5077790677.

It is an arithmetic number, because the mean of its divisors is an integer number (7616686014).

Almost surely, 2^20311162702 is an apocalyptic number.

20311162702 is a deficient number, since it is larger than the sum of its proper divisors (10155581354).

20311162702 is a wasteful number, since it uses less digits than its factorization.

20311162702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10155581353.

The product of its (nonzero) digits is 1008, while the sum is 25.

The spelling of 20311162702 in words is "twenty billion, three hundred eleven million, one hundred sixty-two thousand, seven hundred two".