211202010012210 has 192 divisors, whose sum is σ = 608763148369920. Its totient is φ = 46709748973440.

The previous prime is 211202010012197. The next prime is 211202010012223. The reversal of 211202010012210 is 12210010202112.

It is an interprime number because it is at equal distance from previous prime (211202010012197) and next prime (211202010012223).

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 211202010012210.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 276638827 + ... + 277401233.

It is an arithmetic number, because the mean of its divisors is an integer number (3170641397760).

Almost surely, 2^{211202010012210} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211202010012210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304381574184960).

211202010012210 is an abundant number, since it is smaller than the sum of its proper divisors (397561138357710).

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

211202010012210 is a wasteful number, since it uses less digits than its factorization.

211202010012210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768541 (or 768534 counting only the distinct ones).

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

Adding to 211202010012210 its reverse (12210010202112), we get a palindrome (223412020214322).

The spelling of 211202010012210 in words is "two hundred eleven trillion, two hundred two billion, ten million, twelve thousand, two hundred ten".