222002201142 has 32 divisors (see below), whose sum is σ = 498424197600. Its totient is φ = 73237837824.

The previous prime is 222002201129. The next prime is 222002201143. The reversal of 222002201142 is 241102200222.

It is a super-2 number, since 2×222002201142² (a number of 23 digits) contains 22 as substring.

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 (222002201143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21186267 + ... + 21196742.

It is an arithmetic number, because the mean of its divisors is an integer number (15575756175).

Almost surely, 2^222002201142 is an apocalyptic number.

222002201142 is an abundant number, since it is smaller than the sum of its proper divisors (276421996458).

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

222002201142 is a wasteful number, since it uses less digits than its factorization.

222002201142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42383117 (or 42383111 counting only the distinct ones).

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

Adding to 222002201142 its reverse (241102200222), we get a palindrome (463104401364).

The spelling of 222002201142 in words is "two hundred twenty-two billion, two million, two hundred one thousand, one hundred forty-two".