2211021110013 has 4 divisors (see below), whose sum is σ = 2948028146688. Its totient is φ = 1474014073340.

The previous prime is 2211021110009. The next prime is 2211021110029. The reversal of 2211021110013 is 3100111201122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2211021110013 - 2² = 2211021110009 is a prime.

It is a super-2 number, since 2×2211021110013² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2211021109974 and 2211021110001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211021110093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368503518333 + ... + 368503518338.

It is an arithmetic number, because the mean of its divisors is an integer number (737007036672).

Almost surely, 2^{2211021110013} is an apocalyptic number.

It is an amenable number.

2211021110013 is a deficient number, since it is larger than the sum of its proper divisors (737007036675).

2211021110013 is an equidigital number, since it uses as much as digits as its factorization.

2211021110013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737007036674.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 2211021110013 its reverse (3100111201122), we get a palindrome (5311132311135).

The spelling of 2211021110013 in words is "two trillion, two hundred eleven billion, twenty-one million, one hundred ten thousand, thirteen".