1401431021033 has 2 divisors, whose sum is σ = 1401431021034. Its totient is φ = 1401431021032.

The previous prime is 1401431020991. The next prime is 1401431021041. The reversal of 1401431021033 is 3301201341041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1261549036969 + 139881984064 = 1123187^2 + 374008^2 .

It is a cyclic number.

It is not a de Polignac number, because 1401431021033 - 2²⁰ = 1401429972457 is a prime.

It is not a weakly prime, because it can be changed into another prime (1401431021233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700715510516 + 700715510517.

It is an arithmetic number, because the mean of its divisors is an integer number (700715510517).

Almost surely, 2^{1401431021033} is an apocalyptic number.

It is an amenable number.

1401431021033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401431021033 is an equidigital number, since it uses as much as digits as its factorization.

1401431021033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1401431021033 its reverse (3301201341041), we get a palindrome (4702632362074).

The spelling of 1401431021033 in words is "one trillion, four hundred one billion, four hundred thirty-one million, twenty-one thousand, thirty-three".