220111231102 has 8 divisors (see below), whose sum is σ = 377333539056. Its totient is φ = 94333384752.

The previous prime is 220111231099. The next prime is 220111231139. The reversal of 220111231102 is 201132111022.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7861115383 + ... + 7861115410.

It is an arithmetic number, because the mean of its divisors is an integer number (47166692382).

Almost surely, 2^220111231102 is an apocalyptic number.

220111231102 is a deficient number, since it is larger than the sum of its proper divisors (157222307954).

220111231102 is a wasteful number, since it uses less digits than its factorization.

220111231102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15722230802.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 220111231102 its reverse (201132111022), we get a palindrome (421243342124).

The spelling of 220111231102 in words is "two hundred twenty billion, one hundred eleven million, two hundred thirty-one thousand, one hundred two".