2111311213022 has 16 divisors (see below), whose sum is σ = 3455209570032. Its totient is φ = 959593393920.

The previous prime is 2111311212977. The next prime is 2111311213043. The reversal of 2111311213022 is 2203121131112.

It is a junction number, because it is equal to n+sod(n) for n = 2111311212985 and 2111311213003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4444913 + ... + 4896924.

It is an arithmetic number, because the mean of its divisors is an integer number (215950598127).

Almost surely, 2^{2111311213022} is an apocalyptic number.

2111311213022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2111311213022 is a deficient number, since it is larger than the sum of its proper divisors (1343898357010).

2111311213022 is a wasteful number, since it uses less digits than its factorization.

2111311213022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9352123.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 2111311213022 its reverse (2203121131112), we get a palindrome (4314432344134).

The spelling of 2111311213022 in words is "two trillion, one hundred eleven billion, three hundred eleven million, two hundred thirteen thousand, twenty-two".