1012262320402 has 4 divisors (see below), whose sum is σ = 1518393480606. Its totient is φ = 506131160200.

The previous prime is 1012262320369. The next prime is 1012262320429. The reversal of 1012262320402 is 2040232622101.

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

It can be written as a sum of positive squares in only one way, i.e., 953456555401 + 58805765001 = 976451^2 + 242499^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253065580099 + ... + 253065580102.

Almost surely, 2^{1012262320402} is an apocalyptic number.

1012262320402 is a deficient number, since it is larger than the sum of its proper divisors (506131160204).

1012262320402 is an equidigital number, since it uses as much as digits as its factorization.

1012262320402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506131160203.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1012262320402 its reverse (2040232622101), we get a palindrome (3052494942503).

The spelling of 1012262320402 in words is "one trillion, twelve billion, two hundred sixty-two million, three hundred twenty thousand, four hundred two".