1600427231311 has 4 divisors (see below), whose sum is σ = 1652053916224. Its totient is φ = 1548800546400.

The previous prime is 1600427231261. The next prime is 1600427231323. The reversal of 1600427231311 is 1131327240061.

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

It is a cyclic number.

It is not a de Polignac number, because 1600427231311 - 2⁹ = 1600427230799 is a prime.

It is a super-2 number, since 2×1600427231311² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 51626684881 = 1600427231311 / (1 + 6 + 0 + 0 + 4 + 2 + 7 + 2 + 3 + 1 + 3 + 1 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1600427231411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25813342410 + ... + 25813342471.

It is an arithmetic number, because the mean of its divisors is an integer number (413013479056).

Almost surely, 2^{1600427231311} is an apocalyptic number.

1600427231311 is a deficient number, since it is larger than the sum of its proper divisors (51626684913).

1600427231311 is an equidigital number, since it uses as much as digits as its factorization.

1600427231311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51626684912.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 1600427231311 in words is "one trillion, six hundred billion, four hundred twenty-seven million, two hundred thirty-one thousand, three hundred eleven".