1002201012111 has 16 divisors (see below), whose sum is σ = 1439385391584. Its totient is φ = 616598715264.

The previous prime is 1002201012077. The next prime is 1002201012149. The reversal of 1002201012111 is 1112101022001.

It is not a de Polignac number, because 1002201012111 - 2⁷ = 1002201011983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002201012151) 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, 2750676 + ... + 3093641.

It is an arithmetic number, because the mean of its divisors is an integer number (89961586974).

Almost surely, 2^{1002201012111} is an apocalyptic number.

1002201012111 is a deficient number, since it is larger than the sum of its proper divisors (437184379473).

1002201012111 is a wasteful number, since it uses less digits than its factorization.

1002201012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5848730.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1002201012111 its reverse (1112101022001), we get a palindrome (2114302034112).

The spelling of 1002201012111 in words is "one trillion, two billion, two hundred one million, twelve thousand, one hundred eleven".