120101122011 has 32 divisors (see below), whose sum is σ = 183910970880. Its totient is φ = 69060340224.

The previous prime is 120101122003. The next prime is 120101122013. The reversal of 120101122011 is 110221101021.

It is not a de Polignac number, because 120101122011 - 2³ = 120101122003 is a prime.

It is a super-2 number, since 2×120101122011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120101122013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 559455 + ... + 743768.

It is an arithmetic number, because the mean of its divisors is an integer number (5747217840).

Almost surely, 2^120101122011 is an apocalyptic number.

120101122011 is a deficient number, since it is larger than the sum of its proper divisors (63809848869).

120101122011 is a wasteful number, since it uses less digits than its factorization.

120101122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303395.

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

Adding to 120101122011 its reverse (110221101021), we get a palindrome (230322223032).

The spelling of 120101122011 in words is "one hundred twenty billion, one hundred one million, one hundred twenty-two thousand, eleven".