101020002122200 has 192 divisors, whose sum is σ = 273082057344000. Its totient is φ = 34034928291840.

The previous prime is 101020002122197. The next prime is 101020002122201. The reversal of 101020002122200 is 2221200020101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101020002122201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 209811336 + ... + 210292264.

It is an arithmetic number, because the mean of its divisors is an integer number (1422302382000).

Almost surely, 2^{101020002122200} is an apocalyptic number.

101020002122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101020002122200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136541028672000).

101020002122200 is an abundant number, since it is smaller than the sum of its proper divisors (172062055221800).

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

101020002122200 is a wasteful number, since it uses less digits than its factorization.

101020002122200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483554 (or 483545 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 101020002122200 its reverse (2221200020101), we get a palindrome (103241202142301).

The spelling of 101020002122200 in words is "one hundred one trillion, twenty billion, two million, one hundred twenty-two thousand, two hundred".