210220111110102 has 64 divisors (see below), whose sum is σ = 441054681306624. Its totient is φ = 66670588540160.

The previous prime is 210220111110091. The next prime is 210220111110103. The reversal of 210220111110102 is 201011111022012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210220111110103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31305952 + ... + 37423292.

It is an arithmetic number, because the mean of its divisors is an integer number (6891479395416).

Almost surely, 2^{210220111110102} is an apocalyptic number.

210220111110102 is an abundant number, since it is smaller than the sum of its proper divisors (230834570196522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210220111110102 is a wasteful number, since it uses less digits than its factorization.

210220111110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6118693.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 210220111110102 its reverse (201011111022012), we get a palindrome (411231222132114).

The spelling of 210220111110102 in words is "two hundred ten trillion, two hundred twenty billion, one hundred eleven million, one hundred ten thousand, one hundred two".