120021021211101 has 16 divisors (see below), whose sum is σ = 160137499866240. Its totient is φ = 79959291652800.

The previous prime is 120021021211093. The next prime is 120021021211109. The reversal of 120021021211101 is 101112120120021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120021021211093) and next prime (120021021211109).

It is not a de Polignac number, because 120021021211101 - 2³ = 120021021211093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120021021211109) 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, 34515195 + ... + 37833063.

It is an arithmetic number, because the mean of its divisors is an integer number (10008593741640).

Almost surely, 2^{120021021211101} is an apocalyptic number.

It is an amenable number.

120021021211101 is a deficient number, since it is larger than the sum of its proper divisors (40116478655139).

120021021211101 is a wasteful number, since it uses less digits than its factorization.

120021021211101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3326116.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120021021211101 its reverse (101112120120021), we get a palindrome (221133141331122).

The spelling of 120021021211101 in words is "one hundred twenty trillion, twenty-one billion, twenty-one million, two hundred eleven thousand, one hundred one".