121023123010342 has 8 divisors (see below), whose sum is σ = 207468210874896. Its totient is φ = 51867052718712.

The previous prime is 121023123010319. The next prime is 121023123010343. The reversal of 121023123010342 is 243010321320121.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121023123010343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4322254393213 + ... + 4322254393240.

It is an arithmetic number, because the mean of its divisors is an integer number (25933526359362).

Almost surely, 2^{121023123010342} is an apocalyptic number.

121023123010342 is a deficient number, since it is larger than the sum of its proper divisors (86445087864554).

121023123010342 is an equidigital number, since it uses as much as digits as its factorization.

121023123010342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8644508786462.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 121023123010342 its reverse (243010321320121), we get a palindrome (364033444330463).

The spelling of 121023123010342 in words is "one hundred twenty-one trillion, twenty-three billion, one hundred twenty-three million, ten thousand, three hundred forty-two".