10211102220204 has 144 divisors (see below), whose sum is σ = 26722637454240. Its totient is φ = 3285798405120.

The previous prime is 10211102220181. The next prime is 10211102220257. The reversal of 10211102220204 is 40202220111201.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 79877122 + ... + 80004854.

It is an arithmetic number, because the mean of its divisors is an integer number (185573871210).

Almost surely, 2^{10211102220204} 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 10211102220204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13361318727120).

10211102220204 is an abundant number, since it is smaller than the sum of its proper divisors (16511535234036).

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

10211102220204 is a wasteful number, since it uses less digits than its factorization.

10211102220204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128480 (or 128475 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10211102220204 its reverse (40202220111201), we get a palindrome (50413322331405).

The spelling of 10211102220204 in words is "ten trillion, two hundred eleven billion, one hundred two million, two hundred twenty thousand, two hundred four".