220201011201212 has 6 divisors (see below), whose sum is σ = 385351769602128. Its totient is φ = 110100505600604.

The previous prime is 220201011201203. The next prime is 220201011201217. The reversal of 220201011201212 is 212102110102022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220201011201217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27525126400148 + ... + 27525126400155.

It is an arithmetic number, because the mean of its divisors is an integer number (64225294933688).

Almost surely, 2^{220201011201212} is an apocalyptic number.

It is an amenable number.

220201011201212 is a deficient number, since it is larger than the sum of its proper divisors (165150758400916).

220201011201212 is a wasteful number, since it uses less digits than its factorization.

220201011201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55050252800307 (or 55050252800305 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 220201011201212 its reverse (212102110102022), we get a palindrome (432303121303234).

The spelling of 220201011201212 in words is "two hundred twenty trillion, two hundred one billion, eleven million, two hundred one thousand, two hundred twelve".