1422155202 has 16 divisors (see below), whose sum is σ = 3063103680. Its totient is φ = 437586192.

The previous prime is 1422155197. The next prime is 1422155221. The reversal of 1422155202 is 2025512241.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9116302 + ... + 9116457.

It is an arithmetic number, because the mean of its divisors is an integer number (191443980).

Almost surely, 2^1422155202 is an apocalyptic number.

1422155202 is an abundant number, since it is smaller than the sum of its proper divisors (1640948478).

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

1422155202 is a wasteful number, since it uses less digits than its factorization.

1422155202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18232777.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 1422155202 is about 37711.4730818089. The cubic root of 1422155202 is about 1124.5592220901.

Adding to 1422155202 its reverse (2025512241), we get a palindrome (3447667443).

The spelling of 1422155202 in words is "one billion, four hundred twenty-two million, one hundred fifty-five thousand, two hundred two".