211022211020010 has 128 divisors (see below), whose sum is σ = 558740519769600. Its totient is φ = 50674595328000.

The previous prime is 211022211020009. The next prime is 211022211020189. The reversal of 211022211020010 is 10020112220112.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 348263310 + ... + 348868710.

It is an arithmetic number, because the mean of its divisors is an integer number (4365160310700).

Almost surely, 2^{211022211020010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211022211020010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279370259884800).

211022211020010 is an abundant number, since it is smaller than the sum of its proper divisors (347718308749590).

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

211022211020010 is a wasteful number, since it uses less digits than its factorization.

211022211020010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627264.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211022211020010 its reverse (10020112220112), we get a palindrome (221042323240122).

The spelling of 211022211020010 in words is "two hundred eleven trillion, twenty-two billion, two hundred eleven million, twenty thousand, ten".