10101111203210 has 16 divisors (see below), whose sum is σ = 18182496883176. Its totient is φ = 4040334099648.

The previous prime is 10101111203189. The next prime is 10101111203263. The reversal of 10101111203210 is 1230211110101.

It can be written as a sum of positive squares in 4 ways, for example, as 4275023517769 + 5826087685441 = 2067613^2 + 2413729^2 .

It is a super-2 number, since 2×10101111203210² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13412849 + ... + 14145908.

Almost surely, 2^{10101111203210} is an apocalyptic number.

10101111203210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10101111203210 is a deficient number, since it is larger than the sum of its proper divisors (8081385679966).

10101111203210 is a wasteful number, since it uses less digits than its factorization.

10101111203210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27595417.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 10101111203210 its reverse (1230211110101), we get a palindrome (11331322313311).

The spelling of 10101111203210 in words is "ten trillion, one hundred one billion, one hundred eleven million, two hundred three thousand, two hundred ten".