10122121102 has 8 divisors (see below), whose sum is σ = 15183615456. Its totient is φ = 5060915952.

The previous prime is 10122121091. The next prime is 10122121157. The reversal of 10122121102 is 20112122101.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76218 + ... + 161410.

It is an arithmetic number, because the mean of its divisors is an integer number (1897951932).

Almost surely, 2^10122121102 is an apocalyptic number.

10122121102 is a deficient number, since it is larger than the sum of its proper divisors (5061494354).

10122121102 is an equidigital number, since it uses as much as digits as its factorization.

10122121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144602.

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

Adding to 10122121102 its reverse (20112122101), we get a palindrome (30234243203).

Subtracting 10122121102 from its reverse (20112122101), we obtain a palindrome (9990000999).

The spelling of 10122121102 in words is "ten billion, one hundred twenty-two million, one hundred twenty-one thousand, one hundred two".