2001111121202 has 32 divisors (see below), whose sum is σ = 3305580122880. Its totient is φ = 905099253120.

The previous prime is 2001111121201. The next prime is 2001111121213. The reversal of 2001111121202 is 2021211111002.

It is not an unprimeable number, because it can be changed into a prime (2001111121201) 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, 13590713 + ... + 13737164.

It is an arithmetic number, because the mean of its divisors is an integer number (103299378840).

Almost surely, 2^{2001111121202} is an apocalyptic number.

2001111121202 is a deficient number, since it is larger than the sum of its proper divisors (1304469001678).

2001111121202 is a wasteful number, since it uses less digits than its factorization.

2001111121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27327986.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2001111121202 its reverse (2021211111002), we get a palindrome (4022322232204).

The spelling of 2001111121202 in words is "two trillion, one billion, one hundred eleven million, one hundred twenty-one thousand, two hundred two".