120111202021211 has 8 divisors (see below), whose sum is σ = 122820670163520. Its totient is φ = 117408146822848.

The previous prime is 120111202021183. The next prime is 120111202021271. The reversal of 120111202021211 is 112120202111021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120111202021211 is a prime.

It is a super-2 number, since 2×120111202021211² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120111202021211.

It is not an unprimeable number, because it can be changed into a prime (120111202021271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1603198106 + ... + 1603273023.

It is an arithmetic number, because the mean of its divisors is an integer number (15352583770440).

Almost surely, 2^{120111202021211} is an apocalyptic number.

120111202021211 is a deficient number, since it is larger than the sum of its proper divisors (2709468142309).

120111202021211 is an equidigital number, since it uses as much as digits as its factorization.

120111202021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3206471973.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 120111202021211 its reverse (112120202111021), we get a palindrome (232231404132232).

The spelling of 120111202021211 in words is "one hundred twenty trillion, one hundred eleven billion, two hundred two million, twenty-one thousand, two hundred eleven".