20142131202 has 12 divisors (see below), whose sum is σ = 43641284310. Its totient is φ = 6714043728.

The previous prime is 20142131197. The next prime is 20142131231. The reversal of 20142131202 is 20213124102.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16215730281 + 3926400921 = 127341^2 + 62661^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1119007289 = 20142131202 / (2 + 0 + 1 + 4 + 2 + 1 + 3 + 1 + 2 + 0 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 559503627 + ... + 559503662.

Almost surely, 2^20142131202 is an apocalyptic number.

20142131202 is an abundant number, since it is smaller than the sum of its proper divisors (23499153108).

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

20142131202 is a wasteful number, since it uses less digits than its factorization.

20142131202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119007297 (or 1119007294 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 20142131202 its reverse (20213124102), we get a palindrome (40355255304).

The spelling of 20142131202 in words is "twenty billion, one hundred forty-two million, one hundred thirty-one thousand, two hundred two".