1121432202 has 40 divisors (see below), whose sum is σ = 2741283072. Its totient is φ = 339827400.

The previous prime is 1121432201. The next prime is 1121432203. The reversal of 1121432202 is 2022341211.

It is a happy number.

1121432202 is a `hidden beast` number, since 11 + 21 + 432 + 202 = 666.

It is an interprime number because it is at equal distance from previous prime (1121432201) and next prime (1121432203).

It is a super-2 number, since 2×1121432202² = 2515220367365137608, which contains 22 as substring.

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 (1121432201) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 312874 + ... + 316437.

Almost surely, 2^1121432202 is an apocalyptic number.

1121432202 is an abundant number, since it is smaller than the sum of its proper divisors (1619850870).

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

1121432202 is a wasteful number, since it uses less digits than its factorization.

1121432202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629336 (or 629327 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1121432202 is about 33487.7918352345. The cubic root of 1121432202 is about 1038.9412925601.

Adding to 1121432202 its reverse (2022341211), we get a palindrome (3143773413).

Subtracting 1121432202 from its reverse (2022341211), we obtain a palindrome (900909009).

The spelling of 1121432202 in words is "one billion, one hundred twenty-one million, four hundred thirty-two thousand, two hundred two".