120131221101099 has 16 divisors (see below), whose sum is σ = 179995943323392. Its totient is φ = 70712692018848.

The previous prime is 120131221101097. The next prime is 120131221101107. The reversal of 120131221101099 is 990101122131021.

It is not a de Polignac number, because 120131221101099 - 2¹ = 120131221101097 is a prime.

It is a super-2 number, since 2×120131221101099² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120131221101097) 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, 66962775637 + ... + 66962777430.

It is an arithmetic number, because the mean of its divisors is an integer number (11249746457712).

Almost surely, 2^{120131221101099} is an apocalyptic number.

120131221101099 is a deficient number, since it is larger than the sum of its proper divisors (59864722222293).

120131221101099 is a wasteful number, since it uses less digits than its factorization.

120131221101099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133925553106.

The product of its (nonzero) digits is 1944, while the sum is 33.

The spelling of 120131221101099 in words is "one hundred twenty trillion, one hundred thirty-one billion, two hundred twenty-one million, one hundred one thousand, ninety-nine".