2021122011103 has 16 divisors (see below), whose sum is σ = 2272066029856. Its totient is φ = 1785470221440.

The previous prime is 2021122011101. The next prime is 2021122011109. The reversal of 2021122011103 is 3011102211202.

It is a cyclic number.

It is not a de Polignac number, because 2021122011103 - 2¹ = 2021122011101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021122011101) 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, 34412601 + ... + 34471282.

It is an arithmetic number, because the mean of its divisors is an integer number (142004126866).

Almost surely, 2^{2021122011103} is an apocalyptic number.

2021122011103 is a deficient number, since it is larger than the sum of its proper divisors (250944018753).

2021122011103 is a wasteful number, since it uses less digits than its factorization.

2021122011103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68883994.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2021122011103 its reverse (3011102211202), we get a palindrome (5032224222305).

The spelling of 2021122011103 in words is "two trillion, twenty-one billion, one hundred twenty-two million, eleven thousand, one hundred three".