10421111402 has 16 divisors (see below), whose sum is σ = 16853736480. Its totient is φ = 4804134192.

The previous prime is 10421111399. The next prime is 10421111411. The reversal of 10421111402 is 20411112401.

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, 210968 + ... + 255635.

It is an arithmetic number, because the mean of its divisors is an integer number (1053358530).

Almost surely, 2^10421111402 is an apocalyptic number.

10421111402 is a deficient number, since it is larger than the sum of its proper divisors (6432625078).

10421111402 is a wasteful number, since it uses less digits than its factorization.

10421111402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467477.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10421111402 its reverse (20411112401), we get a palindrome (30832223803).

Subtracting 10421111402 from its reverse (20411112401), we obtain a palindrome (9990000999).

The spelling of 10421111402 in words is "ten billion, four hundred twenty-one million, one hundred eleven thousand, four hundred two".