10012121222123 has 8 divisors (see below), whose sum is σ = 10023533941200. Its totient is φ = 10000714943520.

The previous prime is 10012121222099. The next prime is 10012121222219. The reversal of 10012121222123 is 32122212121001.

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

It is a cyclic number.

It is not a de Polignac number, because 10012121222123 - 2¹² = 10012121218027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10012121222095 and 10012121222104.

It is not an unprimeable number, because it can be changed into a prime (10012121222023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1504208 + ... + 4720898.

It is an arithmetic number, because the mean of its divisors is an integer number (1252941742650).

Almost surely, 2^{10012121222123} is an apocalyptic number.

10012121222123 is a deficient number, since it is larger than the sum of its proper divisors (11412719077).

10012121222123 is a wasteful number, since it uses less digits than its factorization.

10012121222123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3220237.

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

Adding to 10012121222123 its reverse (32122212121001), we get a palindrome (42134333343124).

The spelling of 10012121222123 in words is "ten trillion, twelve billion, one hundred twenty-one million, two hundred twenty-two thousand, one hundred twenty-three".