201212101001210 has 32 divisors (see below), whose sum is σ = 390842826417792. Its totient is φ = 74141145011520.

The previous prime is 201212101001183. The next prime is 201212101001293. The reversal of 201212101001210 is 12100101212102.

It is a super-2 number, since 2×201212101001210² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1589038736 + ... + 1589165355.

It is an arithmetic number, because the mean of its divisors is an integer number (12213838325556).

Almost surely, 2^{201212101001210} is an apocalyptic number.

201212101001210 is a deficient number, since it is larger than the sum of its proper divisors (189630725416582).

201212101001210 is a wasteful number, since it uses less digits than its factorization.

201212101001210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3178204598.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201212101001210 its reverse (12100101212102), we get a palindrome (213312202213312).

The spelling of 201212101001210 in words is "two hundred one trillion, two hundred twelve billion, one hundred one million, one thousand, two hundred ten".