1331051254051 has 16 divisors (see below), whose sum is σ = 1353990758400. Its totient is φ = 1308286441728.

The previous prime is 1331051254007. The next prime is 1331051254109. The reversal of 1331051254051 is 1504521501331.

It is a cyclic number.

It is not a de Polignac number, because 1331051254051 - 2¹³ = 1331051245859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331051254751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21531955 + ... + 21593683.

It is an arithmetic number, because the mean of its divisors is an integer number (84624422400).

Almost surely, 2^{1331051254051} is an apocalyptic number.

1331051254051 is a deficient number, since it is larger than the sum of its proper divisors (22939504349).

1331051254051 is a wasteful number, since it uses less digits than its factorization.

1331051254051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63138.

The product of its (nonzero) digits is 9000, while the sum is 31.

Adding to 1331051254051 its reverse (1504521501331), we get a palindrome (2835572755382).

The spelling of 1331051254051 in words is "one trillion, three hundred thirty-one billion, fifty-one million, two hundred fifty-four thousand, fifty-one".