111210021002011 has 32 divisors (see below), whose sum is σ = 113670435594240. Its totient is φ = 108786694514976.

The previous prime is 111210021001979. The next prime is 111210021002077. The reversal of 111210021002011 is 110200120012111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 111210021002011 - 2⁵ = 111210021001979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111210021001982 and 111210021002000.

It is not an unprimeable number, because it can be changed into a prime (111210021005011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1928056270 + ... + 1928113948.

It is an arithmetic number, because the mean of its divisors is an integer number (3552201112320).

Almost surely, 2^{111210021002011} is an apocalyptic number.

111210021002011 is a deficient number, since it is larger than the sum of its proper divisors (2460414592229).

111210021002011 is a wasteful number, since it uses less digits than its factorization.

111210021002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58663.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111210021002011 its reverse (110200120012111), we get a palindrome (221410141014122).

The spelling of 111210021002011 in words is "one hundred eleven trillion, two hundred ten billion, twenty-one million, two thousand, eleven".