1431010321311 has 64 divisors (see below), whose sum is σ = 2045375152128. Its totient is φ = 887838999168.

The previous prime is 1431010321261. The next prime is 1431010321313. The reversal of 1431010321311 is 1131230101341.

It is not a de Polignac number, because 1431010321311 - 2⁷ = 1431010321183 is a prime.

It is a super-2 number, since 2×1431010321311² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431010321313) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 451848850 + ... + 451852016.

It is an arithmetic number, because the mean of its divisors is an integer number (31958986752).

Almost surely, 2^{1431010321311} is an apocalyptic number.

1431010321311 is a deficient number, since it is larger than the sum of its proper divisors (614364830817).

1431010321311 is a wasteful number, since it uses less digits than its factorization.

1431010321311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4020.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1431010321311 its reverse (1131230101341), we get a palindrome (2562240422652).

The spelling of 1431010321311 in words is "one trillion, four hundred thirty-one billion, ten million, three hundred twenty-one thousand, three hundred eleven".