120101022111 has 16 divisors (see below), whose sum is σ = 183019417344. Its totient is φ = 68626029504.

The previous prime is 120101022109. The next prime is 120101022157. The reversal of 120101022111 is 111220101021.

It is not a de Polignac number, because 120101022111 - 2¹ = 120101022109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120101022101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 390115 + ... + 626411.

It is an arithmetic number, because the mean of its divisors is an integer number (11438713584).

Almost surely, 2^120101022111 is an apocalyptic number.

120101022111 is a deficient number, since it is larger than the sum of its proper divisors (62918395233).

120101022111 is a wasteful number, since it uses less digits than its factorization.

120101022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260510.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120101022111 its reverse (111220101021), we get a palindrome (231321123132).

The spelling of 120101022111 in words is "one hundred twenty billion, one hundred one million, twenty-two thousand, one hundred eleven".