220100111012 has 24 divisors (see below), whose sum is σ = 402000895296. Its totient is φ = 105244592288.

The previous prime is 220100110991. The next prime is 220100111017. The reversal of 220100111012 is 210111001022.

It is a junction number, because it is equal to n+sod(n) for n = 220100110984 and 220100111002.

It is not an unprimeable number, because it can be changed into a prime (220100111017) 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, 241118 + ... + 705930.

It is an arithmetic number, because the mean of its divisors is an integer number (16750037304).

Almost surely, 2^220100111012 is an apocalyptic number.

It is an amenable number.

220100111012 is a deficient number, since it is larger than the sum of its proper divisors (181900784284).

220100111012 is a wasteful number, since it uses less digits than its factorization.

220100111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469987 (or 469985 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 220100111012 its reverse (210111001022), we get a palindrome (430211112034).

The spelling of 220100111012 in words is "two hundred twenty billion, one hundred million, one hundred eleven thousand, twelve".