10123450402 has 32 divisors (see below), whose sum is σ = 16533683712. Its totient is φ = 4620962304.

The previous prime is 10123450399. The next prime is 10123450409. The reversal of 10123450402 is 20405432101.

It is not an unprimeable number, because it can be changed into a prime (10123450409) 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, 1869583 + ... + 1874989.

It is an arithmetic number, because the mean of its divisors is an integer number (516677616).

Almost surely, 2^10123450402 is an apocalyptic number.

10123450402 is a deficient number, since it is larger than the sum of its proper divisors (6410233310).

10123450402 is a wasteful number, since it uses less digits than its factorization.

10123450402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6202.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 10123450402 its reverse (20405432101), we get a palindrome (30528882503).

The spelling of 10123450402 in words is "ten billion, one hundred twenty-three million, four hundred fifty thousand, four hundred two".