1201102201002 has 16 divisors (see below), whose sum is σ = 2620586620512. Its totient is φ = 363970363920.

The previous prime is 1201102201001. The next prime is 1201102201007. The reversal of 1201102201002 is 2001022011021.

It is not an unprimeable number, because it can be changed into a prime (1201102201001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9099259033 + ... + 9099259164.

It is an arithmetic number, because the mean of its divisors is an integer number (163786663782).

Almost surely, 2^{1201102201002} is an apocalyptic number.

1201102201002 is an abundant number, since it is smaller than the sum of its proper divisors (1419484419510).

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

1201102201002 is a wasteful number, since it uses less digits than its factorization.

1201102201002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18198518213.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1201102201002 its reverse (2001022011021), we get a palindrome (3202124212023).

The spelling of 1201102201002 in words is "one trillion, two hundred one billion, one hundred two million, two hundred one thousand, two".