1002022131202 has 16 divisors (see below), whose sum is σ = 1599692763672. Its totient is φ = 469096611840.

The previous prime is 1002022131181. The next prime is 1002022131217. The reversal of 1002022131202 is 2021312202001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 612320335081 + 389701796121 = 782509^2 + 624261^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76343799 + ... + 76356922.

Almost surely, 2^{1002022131202} is an apocalyptic number.

1002022131202 is a deficient number, since it is larger than the sum of its proper divisors (597670632470).

1002022131202 is a wasteful number, since it uses less digits than its factorization.

1002022131202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152700933.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1002022131202 its reverse (2021312202001), we get a palindrome (3023334333203).

The spelling of 1002022131202 in words is "one trillion, two billion, twenty-two million, one hundred thirty-one thousand, two hundred two".