22200122142 has 40 divisors (see below), whose sum is σ = 54266969592. Its totient is φ = 6727309200.

The previous prime is 22200122141. The next prime is 22200122143. The reversal of 22200122142 is 24122100222.

It is an interprime number because it is at equal distance from previous prime (22200122141) and next prime (22200122143).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200122141) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6227209 + ... + 6230772.

Almost surely, 2^22200122142 is an apocalyptic number.

22200122142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22200122142 is an abundant number, since it is smaller than the sum of its proper divisors (32066847450).

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

22200122142 is a wasteful number, since it uses less digits than its factorization.

22200122142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12458006 (or 12457997 counting only the distinct ones).

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

Adding to 22200122142 its reverse (24122100222), we get a palindrome (46322222364).

The spelling of 22200122142 in words is "twenty-two billion, two hundred million, one hundred twenty-two thousand, one hundred forty-two".