121342023103105 has 8 divisors (see below), whose sum is σ = 166411917398592. Its totient is φ = 83205958699248.

The previous prime is 121342023103097. The next prime is 121342023103111. The reversal of 121342023103105 is 501301320243121.

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

It is not a de Polignac number, because 121342023103105 - 2³ = 121342023103097 is a prime.

It is a Duffinian 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, 1733457472867 + ... + 1733457472936.

It is an arithmetic number, because the mean of its divisors is an integer number (20801489674824).

Almost surely, 2^{121342023103105} is an apocalyptic number.

It is an amenable number.

121342023103105 is a deficient number, since it is larger than the sum of its proper divisors (45069894295487).

121342023103105 is an equidigital number, since it uses as much as digits as its factorization.

121342023103105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3466914945815.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 121342023103105 its reverse (501301320243121), we get a palindrome (622643343346226).

The spelling of 121342023103105 in words is "one hundred twenty-one trillion, three hundred forty-two billion, twenty-three million, one hundred three thousand, one hundred five".