120100020122111 has 2 divisors, whose sum is σ = 120100020122112. Its totient is φ = 120100020122110.

The previous prime is 120100020122059. The next prime is 120100020122129. The reversal of 120100020122111 is 111221020001021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120100020122111 - 2²² = 120100015927807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120100020122191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60050010061055 + 60050010061056.

It is an arithmetic number, because the mean of its divisors is an integer number (60050010061056).

Almost surely, 2^{120100020122111} is an apocalyptic number.

120100020122111 is a deficient number, since it is larger than the sum of its proper divisors (1).

120100020122111 is an equidigital number, since it uses as much as digits as its factorization.

120100020122111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120100020122111 its reverse (111221020001021), we get a palindrome (231321040123132).

The spelling of 120100020122111 in words is "one hundred twenty trillion, one hundred billion, twenty million, one hundred twenty-two thousand, one hundred eleven".