1210100122 has 32 divisors (see below), whose sum is σ = 2294066304. Its totient is φ = 465004800.

The previous prime is 1210100119. The next prime is 1210100147. The reversal of 1210100122 is 2210010121.

It is a junction number, because it is equal to n+sod(n) for n = 1210100099 and 1210100108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42579 + ... + 65062.

It is an arithmetic number, because the mean of its divisors is an integer number (71689572).

Almost surely, 2^1210100122 is an apocalyptic number.

1210100122 is a deficient number, since it is larger than the sum of its proper divisors (1083966182).

1210100122 is a wasteful number, since it uses less digits than its factorization.

1210100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107734.

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

The square root of 1210100122 is about 34786.4933846457. The cubic root of 1210100122 is about 1065.6316272031.

Adding to 1210100122 its reverse (2210010121), we get a palindrome (3420110243).

Subtracting 1210100122 from its reverse (2210010121), we obtain a palindrome (999909999).

The spelling of 1210100122 in words is "one billion, two hundred ten million, one hundred thousand, one hundred twenty-two".