1400121432331 has 2 divisors, whose sum is σ = 1400121432332. Its totient is φ = 1400121432330.

The previous prime is 1400121432313. The next prime is 1400121432361. The reversal of 1400121432331 is 1332341210041.

Together with previous prime (1400121432313) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1400121432331 - 2⁵ = 1400121432299 is a prime.

It is a super-2 number, since 2×1400121432331² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1400121432296 and 1400121432305.

It is not a weakly prime, because it can be changed into another prime (1400121432361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700060716165 + 700060716166.

It is an arithmetic number, because the mean of its divisors is an integer number (700060716166).

Almost surely, 2^{1400121432331} is an apocalyptic number.

1400121432331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400121432331 is an equidigital number, since it uses as much as digits as its factorization.

1400121432331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1400121432331 its reverse (1332341210041), we get a palindrome (2732462642372).

The spelling of 1400121432331 in words is "one trillion, four hundred billion, one hundred twenty-one million, four hundred thirty-two thousand, three hundred thirty-one".