212211021101202 has 24 divisors (see below), whose sum is σ = 459907869308160. Its totient is φ = 70718957250840.

The previous prime is 212211021101147. The next prime is 212211021101231. The reversal of 212211021101202 is 202101120112212.

212211021101202 is a `hidden beast` number, since 21 + 221 + 10 + 211 + 0 + 1 + 202 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1504076074 + ... + 1504217157.

It is an arithmetic number, because the mean of its divisors is an integer number (19162827887840).

Almost surely, 2^{212211021101202} is an apocalyptic number.

212211021101202 is an abundant number, since it is smaller than the sum of its proper divisors (247696848206958).

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

212211021101202 is a wasteful number, since it uses less digits than its factorization.

212211021101202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3008297158 (or 3008297155 counting only the distinct ones).

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

Adding to 212211021101202 its reverse (202101120112212), we get a palindrome (414312141213414).

The spelling of 212211021101202 in words is "two hundred twelve trillion, two hundred eleven billion, twenty-one million, one hundred one thousand, two hundred two".