120001011100210 has 16 divisors (see below), whose sum is σ = 216332603789976. Its totient is φ = 47926896926848.

The previous prime is 120001011100199. The next prime is 120001011100213. The reversal of 120001011100210 is 12001110100021.

It can be written as a sum of positive squares in 4 ways, for example, as 80904466185481 + 39096544914729 = 8994691^2 + 6252723^2 .

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 (120001011100213) 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, 9188432299 + ... + 9188445358.

Almost surely, 2^{120001011100210} is an apocalyptic number.

120001011100210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120001011100210 is a deficient number, since it is larger than the sum of its proper divisors (96331592689766).

120001011100210 is a wasteful number, since it uses less digits than its factorization.

120001011100210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18376878317.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 120001011100210 its reverse (12001110100021), we get a palindrome (132002121200231).

The spelling of 120001011100210 in words is "one hundred twenty trillion, one billion, eleven million, one hundred thousand, two hundred ten".