1212152012602 has 8 divisors (see below), whose sum is σ = 1818540393012. Its totient is φ = 605971881600.

The previous prime is 1212152012579. The next prime is 1212152012629. The reversal of 1212152012602 is 2062102512121.

It can be written as a sum of positive squares in 2 ways, for example, as 1204745516881 + 7406495721 = 1097609^2 + 86061^2 .

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

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, 52047799 + ... + 52071082.

Almost surely, 2^{1212152012602} is an apocalyptic number.

1212152012602 is a deficient number, since it is larger than the sum of its proper divisors (606388380410).

1212152012602 is a wasteful number, since it uses less digits than its factorization.

1212152012602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104124704.

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 1212152012602 its reverse (2062102512121), we get a palindrome (3274254524723).

The spelling of 1212152012602 in words is "one trillion, two hundred twelve billion, one hundred fifty-two million, twelve thousand, six hundred two".