1202201201012 has 54 divisors (see below), whose sum is σ = 2534639511222. Its totient is φ = 497462497728.

The previous prime is 1202201200997. The next prime is 1202201201017. The reversal of 1202201201012 is 2101021022021.

It can be written as a sum of positive squares in 3 ways, for example, as 439733439376 + 762467761636 = 663124^2 + 873194^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202201201017) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3481823 + ... + 3811494.

Almost surely, 2^{1202201201012} is an apocalyptic number.

It is an amenable number.

1202201201012 is an abundant number, since it is smaller than the sum of its proper divisors (1332438310210).

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

1202201201012 is a wasteful number, since it uses less digits than its factorization.

1202201201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7293393 (or 7293355 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1202201201012 its reverse (2101021022021), we get a palindrome (3303222223033).

The spelling of 1202201201012 in words is "one trillion, two hundred two billion, two hundred one million, two hundred one thousand, twelve".