1110201201021 has 16 divisors (see below), whose sum is σ = 1699829591040. Its totient is φ = 637436095920.

The previous prime is 1110201201001. The next prime is 1110201201023. The reversal of 1110201201021 is 1201021020111.

It is not a de Polignac number, because 1110201201021 - 2⁵ = 1110201200989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1110201200988 and 1110201201006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110201201023) 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, 885327285 + ... + 885328538.

It is an arithmetic number, because the mean of its divisors is an integer number (106239349440).

Almost surely, 2^{1110201201021} is an apocalyptic number.

1110201201021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1110201201021 is a deficient number, since it is larger than the sum of its proper divisors (589628390019).

1110201201021 is a wasteful number, since it uses less digits than its factorization.

1110201201021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1770655856.

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

Adding to 1110201201021 its reverse (1201021020111), we get a palindrome (2311222221132).

The spelling of 1110201201021 in words is "one trillion, one hundred ten billion, two hundred one million, two hundred one thousand, twenty-one".