102212012012002 has 4 divisors (see below), whose sum is σ = 153318018018006. Its totient is φ = 51106006006000.

The previous prime is 102212012011997. The next prime is 102212012012021. The reversal of 102212012012002 is 200210210212201.

It is a happy number.

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., 102097868713801 + 114143298201 = 10104349^2 + 337851^2 .

It is a super-2 number, since 2×102212012012002² (a number of 29 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, 25553003002999 + ... + 25553003003002.

Almost surely, 2^{102212012012002} is an apocalyptic number.

102212012012002 is a deficient number, since it is larger than the sum of its proper divisors (51106006006004).

102212012012002 is an equidigital number, since it uses as much as digits as its factorization.

102212012012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51106006006003.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102212012012002 its reverse (200210210212201), we get a palindrome (302422222224203).

The spelling of 102212012012002 in words is "one hundred two trillion, two hundred twelve billion, twelve million, twelve thousand, two".