212413201402 has 4 divisors (see below), whose sum is σ = 318619802106. Its totient is φ = 106206600700.

The previous prime is 212413201387. The next prime is 212413201423. The reversal of 212413201402 is 204102314212.

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., 210001311081 + 2411890321 = 458259^2 + 49111^2 .

It is a super-2 number, since 2×212413201402² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53103300349 + ... + 53103300352.

Almost surely, 2^212413201402 is an apocalyptic number.

212413201402 is a deficient number, since it is larger than the sum of its proper divisors (106206600704).

212413201402 is a wasteful number, since it uses less digits than its factorization.

212413201402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106206600703.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 212413201402 its reverse (204102314212), we get a palindrome (416515515614).

The spelling of 212413201402 in words is "two hundred twelve billion, four hundred thirteen million, two hundred one thousand, four hundred two".