202442144132 has 24 divisors (see below), whose sum is σ = 355867870176. Its totient is φ = 100765790528.

The previous prime is 202442144083. The next prime is 202442144183. The reversal of 202442144132 is 231441244202.

It is a happy number.

It is a super-2 number, since 2×202442144132² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202442144095 and 202442144104.

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, 5112803 + ... + 5152245.

It is an arithmetic number, because the mean of its divisors is an integer number (14827827924).

Almost surely, 2^202442144132 is an apocalyptic number.

It is an amenable number.

202442144132 is a deficient number, since it is larger than the sum of its proper divisors (153425726044).

202442144132 is a wasteful number, since it uses less digits than its factorization.

202442144132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45187 (or 45185 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 202442144132 its reverse (231441244202), we get a palindrome (433883388334).

The spelling of 202442144132 in words is "two hundred two billion, four hundred forty-two million, one hundred forty-four thousand, one hundred thirty-two".