1031012132045 has 32 divisors (see below), whose sum is σ = 1416369002496. Its totient is φ = 705775809600.

The previous prime is 1031012132039. The next prime is 1031012132053. The reversal of 1031012132045 is 5402312101301.

It is not a de Polignac number, because 1031012132045 - 2¹² = 1031012127949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1031012132045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76871390 + ... + 76884800.

It is an arithmetic number, because the mean of its divisors is an integer number (44261531328).

Almost surely, 2^{1031012132045} is an apocalyptic number.

It is an amenable number.

1031012132045 is a deficient number, since it is larger than the sum of its proper divisors (385356870451).

1031012132045 is a wasteful number, since it uses less digits than its factorization.

1031012132045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17001.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 1031012132045 its reverse (5402312101301), we get a palindrome (6433324233346).

The spelling of 1031012132045 in words is "one trillion, thirty-one billion, twelve million, one hundred thirty-two thousand, forty-five".