245214224212 has 6 divisors (see below), whose sum is σ = 429124892378. Its totient is φ = 122607112104.

The previous prime is 245214224137. The next prime is 245214224251. The reversal of 245214224212 is 212422412542.

It can be written as a sum of positive squares in only one way, i.e., 242077776196 + 3136448016 = 492014^2 + 56004^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30651778023 + ... + 30651778030.

Almost surely, 2^245214224212 is an apocalyptic number.

It is an amenable number.

245214224212 is a deficient number, since it is larger than the sum of its proper divisors (183910668166).

245214224212 is a wasteful number, since it uses less digits than its factorization.

245214224212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61303556057 (or 61303556055 counting only the distinct ones).

The product of its digits is 20480, while the sum is 31.

Adding to 245214224212 its reverse (212422412542), we get a palindrome (457636636754).

The spelling of 245214224212 in words is "two hundred forty-five billion, two hundred fourteen million, two hundred twenty-four thousand, two hundred twelve".