100211111022 has 128 divisors (see below), whose sum is σ = 230583513600. Its totient is φ = 28757514240.

The previous prime is 100211111017. The next prime is 100211111023. The reversal of 100211111022 is 220111112001.

It is a junction number, because it is equal to n+sod(n) for n = 100211110989 and 100211111007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100211111023) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32865354 + ... + 32868402.

It is an arithmetic number, because the mean of its divisors is an integer number (1801433700).

Almost surely, 2^100211111022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100211111022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115291756800).

100211111022 is an abundant number, since it is smaller than the sum of its proper divisors (130372402578).

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

100211111022 is a wasteful number, since it uses less digits than its factorization.

100211111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3458.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 100211111022 its reverse (220111112001), we get a palindrome (320322223023).

The spelling of 100211111022 in words is "one hundred billion, two hundred eleven million, one hundred eleven thousand, twenty-two".