10111220202001 has 16 divisors (see below), whose sum is σ = 10179903666240. Its totient is φ = 10042743674880.

The previous prime is 10111220201989. The next prime is 10111220202029. The reversal of 10111220202001 is 10020202211101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10111220202001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10111220202301) 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, 460070925 + ... + 460092901.

It is an arithmetic number, because the mean of its divisors is an integer number (636243979140).

Almost surely, 2^{10111220202001} is an apocalyptic number.

It is an amenable number.

10111220202001 is a deficient number, since it is larger than the sum of its proper divisors (68683464239).

10111220202001 is a wasteful number, since it uses less digits than its factorization.

10111220202001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26544.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10111220202001 its reverse (10020202211101), we get a palindrome (20131422413102).

The spelling of 10111220202001 in words is "ten trillion, one hundred eleven billion, two hundred twenty million, two hundred two thousand, one".