1122240402 has 48 divisors (see below), whose sum is σ = 2493979488. Its totient is φ = 364512960.

The previous prime is 1122240389. The next prime is 1122240467. The reversal of 1122240402 is 2040422211.

1122240402 is a `hidden beast` number, since 1 + 1 + 22 + 240 + 402 = 666.

It is a super-2 number, since 2×1122240402² = 2518847039762243208, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 378558 + ... + 381510.

It is an arithmetic number, because the mean of its divisors is an integer number (51957906).

Almost surely, 2^1122240402 is an apocalyptic number.

1122240402 is an abundant number, since it is smaller than the sum of its proper divisors (1371739086).

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

1122240402 is a wasteful number, since it uses less digits than its factorization.

1122240402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3495 (or 3492 counting only the distinct ones).

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

The square root of 1122240402 is about 33499.8567459624. The cubic root of 1122240402 is about 1039.1908159578.

Adding to 1122240402 its reverse (2040422211), we get a palindrome (3162662613).

The spelling of 1122240402 in words is "one billion, one hundred twenty-two million, two hundred forty thousand, four hundred two".