1102152042 has 32 divisors (see below), whose sum is σ = 2555717760. Its totient is φ = 351410400.

The previous prime is 1102152011. The next prime is 1102152043. The reversal of 1102152042 is 2402512011.

1102152042 is a `hidden beast` number, since 1 + 102 + 1 + 520 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1102152043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 442459 + ... + 444942.

It is an arithmetic number, because the mean of its divisors is an integer number (79866180).

Almost surely, 2^1102152042 is an apocalyptic number.

1102152042 is an abundant number, since it is smaller than the sum of its proper divisors (1453565718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1102152042 is a wasteful number, since it uses less digits than its factorization.

1102152042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887435 (or 887429 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1102152042 is about 33198.6753048973. The cubic root of 1102152042 is about 1032.9528618244.

Adding to 1102152042 its reverse (2402512011), we get a palindrome (3504664053).

The spelling of 1102152042 in words is "one billion, one hundred two million, one hundred fifty-two thousand, forty-two".