2011221121202 has 32 divisors (see below), whose sum is σ = 3221413797888. Its totient is φ = 939458708496.

The previous prime is 2011221121201. The next prime is 2011221121207. The reversal of 2011221121202 is 2021211221102.

It is not an unprimeable number, because it can be changed into a prime (2011221121201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51414383 + ... + 51453485.

It is an arithmetic number, because the mean of its divisors is an integer number (100669181184).

Almost surely, 2^{2011221121202} is an apocalyptic number.

2011221121202 is a deficient number, since it is larger than the sum of its proper divisors (1210192676686).

2011221121202 is a wasteful number, since it uses less digits than its factorization.

2011221121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65174.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2011221121202 its reverse (2021211221102), we get a palindrome (4032432342304).

The spelling of 2011221121202 in words is "two trillion, eleven billion, two hundred twenty-one million, one hundred twenty-one thousand, two hundred two".