1202100122 has 8 divisors (see below), whose sum is σ = 1824875136. Its totient is φ = 593808412.

The previous prime is 1202100089. The next prime is 1202100181. The reversal of 1202100122 is 2210012021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3620618 + ... + 3620949.

It is an arithmetic number, because the mean of its divisors is an integer number (228109392).

Almost surely, 2^1202100122 is an apocalyptic number.

1202100122 is a deficient number, since it is larger than the sum of its proper divisors (622775014).

1202100122 is an equidigital number, since it uses as much as digits as its factorization.

1202100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7241652.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1202100122 is about 34671.3155504662. The cubic root of 1202100122 is about 1063.2781280704.

Adding to 1202100122 its reverse (2210012021), we get a palindrome (3412112143).

The spelling of 1202100122 in words is "one billion, two hundred two million, one hundred thousand, one hundred twenty-two".