120022011111 has 8 divisors (see below), whose sum is σ = 160045550704. Its totient is φ = 80006572800.

The previous prime is 120022011103. The next prime is 120022011119. The reversal of 120022011111 is 111110220021.

It is an interprime number because it is at equal distance from previous prime (120022011103) and next prime (120022011119).

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

It is not a de Polignac number, because 120022011111 - 2³ = 120022011103 is a prime.

It is a super-2 number, since 2×120022011111² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120022011119) 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, 1990666 + ... + 2050071.

It is an arithmetic number, because the mean of its divisors is an integer number (20005693838).

Almost surely, 2^120022011111 is an apocalyptic number.

120022011111 is a deficient number, since it is larger than the sum of its proper divisors (40023539593).

120022011111 is an equidigital number, since it uses as much as digits as its factorization.

120022011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4050641.

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

Adding to 120022011111 its reverse (111110220021), we get a palindrome (231132231132).

The spelling of 120022011111 in words is "one hundred twenty billion, twenty-two million, eleven thousand, one hundred eleven".