201220001122 has 8 divisors (see below), whose sum is σ = 344948573376. Its totient is φ = 86237143332.

The previous prime is 201220001113. The next prime is 201220001131. The reversal of 201220001122 is 221100022102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (201220001113) and next prime (201220001131).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7186428598 + ... + 7186428625.

It is an arithmetic number, because the mean of its divisors is an integer number (43118571672).

Almost surely, 2^201220001122 is an apocalyptic number.

201220001122 is a deficient number, since it is larger than the sum of its proper divisors (143728572254).

201220001122 is a wasteful number, since it uses less digits than its factorization.

201220001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14372857232.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201220001122 its reverse (221100022102), we get a palindrome (422320023224).

The spelling of 201220001122 in words is "two hundred one billion, two hundred twenty million, one thousand, one hundred twenty-two".