1122113402 has 4 divisors (see below), whose sum is σ = 1683170106. Its totient is φ = 561056700.

The previous prime is 1122113401. The next prime is 1122113491. The reversal of 1122113402 is 2043112211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1111622281 + 10491121 = 33341^2 + 3239^2 .

It is not an unprimeable number, because it can be changed into a prime (1122113401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280528349 + ... + 280528352.

Almost surely, 2^1122113402 is an apocalyptic number.

1122113402 is a deficient number, since it is larger than the sum of its proper divisors (561056704).

1122113402 is an equidigital number, since it uses as much as digits as its factorization.

1122113402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561056703.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1122113402 is about 33497.9611618379. The cubic root of 1122113402 is about 1039.1516139555.

Adding to 1122113402 its reverse (2043112211), we get a palindrome (3165225613).

The spelling of 1122113402 in words is "one billion, one hundred twenty-two million, one hundred thirteen thousand, four hundred two".