1212002112102 has 16 divisors (see below), whose sum is σ = 2424020219712. Its totient is φ = 403998038120.

The previous prime is 1212002112077. The next prime is 1212002112127. The reversal of 1212002112102 is 2012112002121.

It is an interprime number because it is at equal distance from previous prime (1212002112077) and next prime (1212002112127).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466777 + ... + 1625387.

It is an arithmetic number, because the mean of its divisors is an integer number (151501263732).

Almost surely, 2^{1212002112102} is an apocalyptic number.

1212002112102 is an abundant number, since it is smaller than the sum of its proper divisors (1212018107610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1212002112102 is a wasteful number, since it uses less digits than its factorization.

1212002112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1332963.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1212002112102 its reverse (2012112002121), we get a palindrome (3224114114223).

The spelling of 1212002112102 in words is "one trillion, two hundred twelve billion, two million, one hundred twelve thousand, one hundred two".