1102142514772 has 12 divisors (see below), whose sum is σ = 2077114739476. Its totient is φ = 508681160640.

The previous prime is 1102142514769. The next prime is 1102142514773. The reversal of 1102142514772 is 2774152412011.

It can be written as a sum of positive squares in 2 ways, for example, as 363941932176 + 738200582596 = 603276^2 + 859186^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102142514773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10597524129 + ... + 10597524232.

Almost surely, 2^{1102142514772} is an apocalyptic number.

It is an amenable number.

1102142514772 is a deficient number, since it is larger than the sum of its proper divisors (974972224704).

1102142514772 is a wasteful number, since it uses less digits than its factorization.

1102142514772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21195048378 (or 21195048376 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 37.

Adding to 1102142514772 its reverse (2774152412011), we get a palindrome (3876294926783).

The spelling of 1102142514772 in words is "one trillion, one hundred two billion, one hundred forty-two million, five hundred fourteen thousand, seven hundred seventy-two".