120202121100010 has 16 divisors (see below), whose sum is σ = 219910765816872. Its totient is φ = 47292637809600.

The previous prime is 120202121099969. The next prime is 120202121100013. The reversal of 120202121100010 is 10001121202021.

It can be written as a sum of positive squares in 4 ways, for example, as 88221704954881 + 31980416145129 = 9392641^2 + 5655123^2 .

It is not an unprimeable number, because it can be changed into a prime (120202121100013) 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, 98526328161 + ... + 98526329380.

Almost surely, 2^{120202121100010} is an apocalyptic number.

120202121100010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120202121100010 is a deficient number, since it is larger than the sum of its proper divisors (99708644716862).

120202121100010 is a wasteful number, since it uses less digits than its factorization.

120202121100010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197052657609.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 120202121100010 its reverse (10001121202021), we get a palindrome (130203242302031).

The spelling of 120202121100010 in words is "one hundred twenty trillion, two hundred two billion, one hundred twenty-one million, one hundred thousand, ten".