122222201000 has 32 divisors (see below), whose sum is σ = 285999952680. Its totient is φ = 48888880000.

The previous prime is 122222200957. The next prime is 122222201039. The reversal of 122222201000 is 102222221.

122222201000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 35382362404 + 86839838596 = 188102^2 + 294686^2 .

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, 61110101 + ... + 61112100.

Almost surely, 2^122222201000 is an apocalyptic number.

122222201000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122222201000 is an abundant number, since it is smaller than the sum of its proper divisors (163777751680).

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

122222201000 is a wasteful number, since it uses less digits than its factorization.

122222201000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122222222 (or 122222208 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 122222201000 its reverse (102222221), we get a palindrome (122324423221).

The spelling of 122222201000 in words is "one hundred twenty-two billion, two hundred twenty-two million, two hundred one thousand".