101220000021102 has 16 divisors (see below), whose sum is σ = 207911351395152. Its totient is φ = 32828108114880.

The previous prime is 101220000021073. The next prime is 101220000021137. The reversal of 101220000021102 is 201120000022101.

101220000021102 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227972972799 + ... + 227972973242.

It is an arithmetic number, because the mean of its divisors is an integer number (12994459462197).

Almost surely, 2^{101220000021102} is an apocalyptic number.

101220000021102 is an abundant number, since it is smaller than the sum of its proper divisors (106691351374050).

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

101220000021102 is a wasteful number, since it uses less digits than its factorization.

101220000021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455945946083.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 101220000021102 its reverse (201120000022101), we get a palindrome (302340000043203).

Subtracting 101220000021102 from its reverse (201120000022101), we obtain a palindrome (99900000000999).

The spelling of 101220000021102 in words is "one hundred one trillion, two hundred twenty billion, twenty-one thousand, one hundred two".