20311162703 has 8 divisors (see below), whose sum is σ = 22382247888. Its totient is φ = 18312747264.

The previous prime is 20311162699. The next prime is 20311162727. The reversal of 20311162703 is 30726111302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20311162703 - 2² = 20311162699 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20311162783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18166850 + ... + 18167967.

It is an arithmetic number, because the mean of its divisors is an integer number (2797780986).

Almost surely, 2^20311162703 is an apocalyptic number.

20311162703 is a deficient number, since it is larger than the sum of its proper divisors (2071085185).

20311162703 is a wasteful number, since it uses less digits than its factorization.

20311162703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36334873.

The product of its (nonzero) digits is 1512, while the sum is 26.

The spelling of 20311162703 in words is "twenty billion, three hundred eleven million, one hundred sixty-two thousand, seven hundred three".