1131122102 has 16 divisors (see below), whose sum is σ = 1852375824. Its totient is φ = 513744000.

The previous prime is 1131122053. The next prime is 1131122123. The reversal of 1131122102 is 2012211311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9602 + ... + 48522.

It is an arithmetic number, because the mean of its divisors is an integer number (115773489).

Almost surely, 2^1131122102 is an apocalyptic number.

1131122102 is a deficient number, since it is larger than the sum of its proper divisors (721253722).

1131122102 is a wasteful number, since it uses less digits than its factorization.

1131122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40255.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1131122102 is about 33632.1587472467. The cubic root of 1131122102 is about 1041.9250900622.

Adding to 1131122102 its reverse (2012211311), we get a palindrome (3143333413).

It can be divided in two parts, 11 and 31122102, that added together give a palindrome (31122113).

The spelling of 1131122102 in words is "one billion, one hundred thirty-one million, one hundred twenty-two thousand, one hundred two".