120001200001210 has 16 divisors (see below), whose sum is σ = 235638720002592. Its totient is φ = 43636800000400.

The previous prime is 120001200001187. The next prime is 120001200001213. The reversal of 120001200001210 is 12100002100021.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (120001200001213) 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, 545459999896 + ... + 545460000115.

It is an arithmetic number, because the mean of its divisors is an integer number (14727420000162).

Almost surely, 2^{120001200001210} is an apocalyptic number.

120001200001210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120001200001210 is a deficient number, since it is larger than the sum of its proper divisors (115637520001382).

120001200001210 is a wasteful number, since it uses less digits than its factorization.

120001200001210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090920000029.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 120001200001210 its reverse (12100002100021), we get a palindrome (132101202101231).

The spelling of 120001200001210 in words is "one hundred twenty trillion, one billion, two hundred million, one thousand, two hundred ten".