1212110602002 has 12 divisors (see below), whose sum is σ = 2626239637710. Its totient is φ = 404036867328.

The previous prime is 1212110601953. The next prime is 1212110602009. The reversal of 1212110602002 is 2002060112121.

It can be written as a sum of positive squares in only one way, i.e., 1191527248041 + 20583353961 = 1091571^2 + 143469^2 .

It is a super-2 number, since 2×1212110602002² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 67339477889 = 1212110602002 / (1 + 2 + 1 + 2 + 1 + 1 + 0 + 6 + 0 + 2 + 0 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (1212110602009) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33669738927 + ... + 33669738962.

Almost surely, 2^{1212110602002} is an apocalyptic number.

1212110602002 is an abundant number, since it is smaller than the sum of its proper divisors (1414129035708).

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

1212110602002 is a wasteful number, since it uses less digits than its factorization.

1212110602002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67339477897 (or 67339477894 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1212110602002 its reverse (2002060112121), we get a palindrome (3214170714123).

The spelling of 1212110602002 in words is "one trillion, two hundred twelve billion, one hundred ten million, six hundred two thousand, two".