10121200220102 has 4 divisors (see below), whose sum is σ = 15181800330156. Its totient is φ = 5060600110050.

The previous prime is 10121200219969. The next prime is 10121200220123. The reversal of 10121200220102 is 20102200212101.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2530300055024 + ... + 2530300055027.

It is an arithmetic number, because the mean of its divisors is an integer number (3795450082539).

Almost surely, 2^{10121200220102} is an apocalyptic number.

10121200220102 is a deficient number, since it is larger than the sum of its proper divisors (5060600110054).

10121200220102 is an equidigital number, since it uses as much as digits as its factorization.

10121200220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5060600110053.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10121200220102 its reverse (20102200212101), we get a palindrome (30223400432203).

The spelling of 10121200220102 in words is "ten trillion, one hundred twenty-one billion, two hundred million, two hundred twenty thousand, one hundred two".