220111211132031 has 8 divisors (see below), whose sum is σ = 293668426825344. Its totient is φ = 146647401430040.

The previous prime is 220111211132023. The next prime is 220111211132053. The reversal of 220111211132031 is 130231112111022.

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

It is a cyclic number.

It is not a de Polignac number, because 220111211132031 - 2³ = 220111211132023 is a prime.

It is a super-2 number, since 2×220111211132031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220111211131989 and 220111211132007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220111215132031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23351492331 + ... + 23351501756.

It is an arithmetic number, because the mean of its divisors is an integer number (36708553353168).

Almost surely, 2^{220111211132031} is an apocalyptic number.

220111211132031 is a deficient number, since it is larger than the sum of its proper divisors (73557215693313).

220111211132031 is a wasteful number, since it uses less digits than its factorization.

220111211132031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46702995661.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 220111211132031 its reverse (130231112111022), we get a palindrome (350342323243053).

The spelling of 220111211132031 in words is "two hundred twenty trillion, one hundred eleven billion, two hundred eleven million, one hundred thirty-two thousand, thirty-one".