13121222201102 has 4 divisors (see below), whose sum is σ = 19681833301656. Its totient is φ = 6560611100550.

The previous prime is 13121222201081. The next prime is 13121222201137. The reversal of 13121222201102 is 20110222212131.

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, 3280305550274 + ... + 3280305550277.

It is an arithmetic number, because the mean of its divisors is an integer number (4920458325414).

Almost surely, 2^{13121222201102} is an apocalyptic number.

13121222201102 is a deficient number, since it is larger than the sum of its proper divisors (6560611100554).

13121222201102 is an equidigital number, since it uses as much as digits as its factorization.

13121222201102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6560611100553.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 13121222201102 its reverse (20110222212131), we get a palindrome (33231444413233).

The spelling of 13121222201102 in words is "thirteen trillion, one hundred twenty-one billion, two hundred twenty-two million, two hundred one thousand, one hundred two".