211222020010 has 16 divisors (see below), whose sum is σ = 380661618816. Its totient is φ = 84386145168.

The previous prime is 211222020007. The next prime is 211222020013. The reversal of 211222020010 is 10020222112.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (211222020007) and next prime (211222020013).

It is a super-3 number, since 3×211222020010³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (211222020013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12824214 + ... + 12840673.

It is an arithmetic number, because the mean of its divisors is an integer number (23791351176).

Almost surely, 2^211222020010 is an apocalyptic number.

211222020010 is a deficient number, since it is larger than the sum of its proper divisors (169439598806).

211222020010 is a wasteful number, since it uses less digits than its factorization.

211222020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25665717.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 211222020010 its reverse (10020222112), we get a palindrome (221242242122).

The spelling of 211222020010 in words is "two hundred eleven billion, two hundred twenty-two million, twenty thousand, ten".