122100000111011 has 8 divisors (see below), whose sum is σ = 131513959849440. Its totient is φ = 112689133520832.

The previous prime is 122100000111007. The next prime is 122100000111017. The reversal of 122100000111011 is 110111000001221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122100000111011 - 2² = 122100000111007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122100000110983 and 122100000111001.

It is not an unprimeable number, because it can be changed into a prime (122100000111017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 773205071 + ... + 773362968.

It is an arithmetic number, because the mean of its divisors is an integer number (16439244981180).

Almost surely, 2^{122100000111011} is an apocalyptic number.

122100000111011 is a deficient number, since it is larger than the sum of its proper divisors (9413959738429).

122100000111011 is a wasteful number, since it uses less digits than its factorization.

122100000111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1546574125.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 122100000111011 its reverse (110111000001221), we get a palindrome (232211000112232).

The spelling of 122100000111011 in words is "one hundred twenty-two trillion, one hundred billion, one hundred eleven thousand, eleven".