120211220120210 has 16 divisors (see below), whose sum is σ = 216745086945816. Its totient is φ = 48003401219328.

The previous prime is 120211220120183. The next prime is 120211220120219. The reversal of 120211220120210 is 12021022112021.

It can be written as a sum of positive squares in 4 ways, for example, as 110624264089249 + 9586956030961 = 10517807^2 + 3096281^2 .

It is not an unprimeable number, because it can be changed into a prime (120211220120219) 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, 10135847369 + ... + 10135859228.

Almost surely, 2^{120211220120210} is an apocalyptic number.

120211220120210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120211220120210 is a deficient number, since it is larger than the sum of its proper divisors (96533866825606).

120211220120210 is a wasteful number, since it uses less digits than its factorization.

120211220120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20271707197.

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

Adding to 120211220120210 its reverse (12021022112021), we get a palindrome (132232242232231).

The spelling of 120211220120210 in words is "one hundred twenty trillion, two hundred eleven billion, two hundred twenty million, one hundred twenty thousand, two hundred ten".