2000012222100 has 144 divisors (see below), whose sum is σ = 5868194411520. Its totient is φ = 525831321600.

The previous prime is 2000012222099. The next prime is 2000012222119. The reversal of 2000012222100 is 12222100002.

It is a Harshad number since it is a multiple of its sum of digits (12).

2000012222100 is a modest number, since divided by 12222100 gives 200 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 63034240 + ... + 63065960.

It is an arithmetic number, because the mean of its divisors is an integer number (40751350080).

Almost surely, 2^{2000012222100} is an apocalyptic number.

2000012222100 is a gapful number since it is divisible by the number (20) 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 2000012222100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2934097205760).

2000012222100 is an abundant number, since it is smaller than the sum of its proper divisors (3868182189420).

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

2000012222100 is a wasteful number, since it uses less digits than its factorization.

2000012222100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34690 (or 34683 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2000012222100 its reverse (12222100002), we get a palindrome (2012234322102).

The spelling of 2000012222100 in words is "two trillion, twelve million, two hundred twenty-two thousand, one hundred".