1002353422402 has 4 divisors (see below), whose sum is σ = 1503530133606. Its totient is φ = 501176711200.

The previous prime is 1002353422381. The next prime is 1002353422417. The reversal of 1002353422402 is 2042243532001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 841143945321 + 161209477081 = 917139^2 + 401509^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250588355599 + ... + 250588355602.

Almost surely, 2^{1002353422402} is an apocalyptic number.

1002353422402 is a deficient number, since it is larger than the sum of its proper divisors (501176711204).

1002353422402 is an equidigital number, since it uses as much as digits as its factorization.

1002353422402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501176711203.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 1002353422402 its reverse (2042243532001), we get a palindrome (3044596954403).

The spelling of 1002353422402 in words is "one trillion, two billion, three hundred fifty-three million, four hundred twenty-two thousand, four hundred two".