2002010122123 has 16 divisors (see below), whose sum is σ = 2270062964736. Its totient is φ = 1749484556640.

The previous prime is 2002010122069. The next prime is 2002010122127. The reversal of 2002010122123 is 3212210102002.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002010122123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002010122097 and 2002010122106.

It is not an unprimeable number, because it can be changed into a prime (2002010122127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29598411 + ... + 29665972.

It is an arithmetic number, because the mean of its divisors is an integer number (141878935296).

Almost surely, 2^{2002010122123} is an apocalyptic number.

2002010122123 is a deficient number, since it is larger than the sum of its proper divisors (268052842613).

2002010122123 is a wasteful number, since it uses less digits than its factorization.

2002010122123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59264514.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2002010122123 its reverse (3212210102002), we get a palindrome (5214220224125).

The spelling of 2002010122123 in words is "two trillion, two billion, ten million, one hundred twenty-two thousand, one hundred twenty-three".