121121310021302 has 16 divisors (see below), whose sum is σ = 184243146904224. Its totient is φ = 59706948840000.

The previous prime is 121121310021269. The next prime is 121121310021317. The reversal of 121121310021302 is 203120013121121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6319652 + ... + 16798232.

It is an arithmetic number, because the mean of its divisors is an integer number (11515196681514).

Almost surely, 2^{121121310021302} is an apocalyptic number.

121121310021302 is a deficient number, since it is larger than the sum of its proper divisors (63121836882922).

121121310021302 is a wasteful number, since it uses less digits than its factorization.

121121310021302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10560055.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 121121310021302 its reverse (203120013121121), we get a palindrome (324241323142423).

The spelling of 121121310021302 in words is "one hundred twenty-one trillion, one hundred twenty-one billion, three hundred ten million, twenty-one thousand, three hundred two".