220111010220101 has 16 divisors (see below), whose sum is σ = 295533664073088. Its totient is φ = 158321605752000.

The previous prime is 220111010220097. The next prime is 220111010220119. The reversal of 220111010220101 is 101022010111022.

It is a cyclic number.

It is not a de Polignac number, because 220111010220101 - 2² = 220111010220097 is a prime.

It is a super-2 number, since 2×220111010220101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220111010220301) 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, 109945558550 + ... + 109945560551.

It is an arithmetic number, because the mean of its divisors is an integer number (18470854004568).

Almost surely, 2^{220111010220101} is an apocalyptic number.

It is an amenable number.

220111010220101 is a deficient number, since it is larger than the sum of its proper divisors (75422653852987).

220111010220101 is a wasteful number, since it uses less digits than its factorization.

220111010220101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219891119132.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 220111010220101 its reverse (101022010111022), we get a palindrome (321133020331123).

The spelling of 220111010220101 in words is "two hundred twenty trillion, one hundred eleven billion, ten million, two hundred twenty thousand, one hundred one".