1025122331042 has 16 divisors (see below), whose sum is σ = 1594297866240. Its totient is φ = 493769504592.

The previous prime is 1025122331029. The next prime is 1025122331153. The reversal of 1025122331042 is 2401332215201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19922978 + ... + 19974365.

It is an arithmetic number, because the mean of its divisors is an integer number (99643616640).

Almost surely, 2^{1025122331042} is an apocalyptic number.

1025122331042 is a deficient number, since it is larger than the sum of its proper divisors (569175535198).

1025122331042 is a wasteful number, since it uses less digits than its factorization.

1025122331042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39897817.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 1025122331042 its reverse (2401332215201), we get a palindrome (3426454546243).

The spelling of 1025122331042 in words is "one trillion, twenty-five billion, one hundred twenty-two million, three hundred thirty-one thousand, forty-two".