2122531333402 has 8 divisors (see below), whose sum is σ = 3183818438196. Its totient is φ = 1061258520672.

The previous prime is 2122531333393. The next prime is 2122531333463. The reversal of 2122531333402 is 2043331352212.

It can be written as a sum of positive squares in 2 ways, for example, as 2074461209401 + 48070124001 = 1440299^2 + 219249^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2122531333402² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3193683 + ... + 3800614.

Almost surely, 2^{2122531333402} is an apocalyptic number.

2122531333402 is a deficient number, since it is larger than the sum of its proper divisors (1061287104794).

2122531333402 is a wasteful number, since it uses less digits than its factorization.

2122531333402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7146032.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 2122531333402 its reverse (2043331352212), we get a palindrome (4165862685614).

The spelling of 2122531333402 in words is "two trillion, one hundred twenty-two billion, five hundred thirty-one million, three hundred thirty-three thousand, four hundred two".