202010111121222 has 96 divisors (see below), whose sum is σ = 450763755398112. Its totient is φ = 65335307761152.

The previous prime is 202010111121101. The next prime is 202010111121389. The reversal of 202010111121222 is 222121111010202.

202010111121222 is a `hidden beast` number, since 202 + 0 + 10 + 111 + 121 + 222 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 202010111121195 and 202010111121204.

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, 1072584753 + ... + 1072773075.

It is an arithmetic number, because the mean of its divisors is an integer number (4695455785397).

Almost surely, 2^{202010111121222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202010111121222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225381877699056).

202010111121222 is an abundant number, since it is smaller than the sum of its proper divisors (248753644276890).

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

202010111121222 is a wasteful number, since it uses less digits than its factorization.

202010111121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192822 (or 192819 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 202010111121222 its reverse (222121111010202), we get a palindrome (424131222131424).

The spelling of 202010111121222 in words is "two hundred two trillion, ten billion, one hundred eleven million, one hundred twenty-one thousand, two hundred twenty-two".