2100211220096 has 128 divisors (see below), whose sum is σ = 4734166245120. Its totient is φ = 919641600000.

The previous prime is 2100211220057. The next prime is 2100211220227. The reversal of 2100211220096 is 6900221120012.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5062121 + ... + 5461271.

It is an arithmetic number, because the mean of its divisors is an integer number (36985673790).

Almost surely, 2^{2100211220096} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2100211220096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2367083122560).

2100211220096 is an abundant number, since it is smaller than the sum of its proper divisors (2633955025024).

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

2100211220096 is a wasteful number, since it uses less digits than its factorization.

2100211220096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399314 (or 399302 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 2100211220096 in words is "two trillion, one hundred billion, two hundred eleven million, two hundred twenty thousand, ninety-six".