1124220402 has 48 divisors (see below), whose sum is σ = 2476656000. Its totient is φ = 368495712.

The previous prime is 1124220371. The next prime is 1124220407. The reversal of 1124220402 is 2040224211.

1124220402 is a `hidden beast` number, since 1 + 1 + 242 + 20 + 402 = 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 (1124220407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 381049 + ... + 383987.

It is an arithmetic number, because the mean of its divisors is an integer number (51597000).

Almost surely, 2^1124220402 is an apocalyptic number.

1124220402 is an abundant number, since it is smaller than the sum of its proper divisors (1352435598).

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

1124220402 is a wasteful number, since it uses less digits than its factorization.

1124220402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3295 (or 3292 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1124220402 is about 33529.3960876124. The cubic root of 1124220402 is about 1039.8016146495.

Adding to 1124220402 its reverse (2040224211), we get a palindrome (3164444613).

The spelling of 1124220402 in words is "one billion, one hundred twenty-four million, two hundred twenty thousand, four hundred two".