2111311300122 has 12 divisors (see below), whose sum is σ = 4574507816970. Its totient is φ = 703770433368.

The previous prime is 2111311300097. The next prime is 2111311300141. The reversal of 2111311300122 is 2210031131112.

2111311300122 is a `hidden beast` number, since 21 + 11 + 311 + 300 + 1 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1951494447681 + 159816852441 = 1396959^2 + 399771^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 117295072229 = 2111311300122 / (2 + 1 + 1 + 1 + 3 + 1 + 1 + 3 + 0 + 0 + 1 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 2111311300095 and 2111311300104.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58647536097 + ... + 58647536132.

Almost surely, 2^{2111311300122} is an apocalyptic number.

2111311300122 is an abundant number, since it is smaller than the sum of its proper divisors (2463196516848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2111311300122 is a wasteful number, since it uses less digits than its factorization.

2111311300122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117295072237 (or 117295072234 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 2111311300122 its reverse (2210031131112), we get a palindrome (4321342431234).

The spelling of 2111311300122 in words is "two trillion, one hundred eleven billion, three hundred eleven million, three hundred thousand, one hundred twenty-two".