22506103406 has 16 divisors (see below), whose sum is σ = 33834894048. Its totient is φ = 11227831200.

The previous prime is 22506103393. The next prime is 22506103409. The reversal of 22506103406 is 60430160522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22506103409) 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, 2111711 + ... + 2122341.

It is an arithmetic number, because the mean of its divisors is an integer number (2114680878).

Almost surely, 2^22506103406 is an apocalyptic number.

22506103406 is a deficient number, since it is larger than the sum of its proper divisors (11328790642).

22506103406 is a wasteful number, since it uses less digits than its factorization.

22506103406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12907.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 22506103406 its reverse (60430160522), we get a palindrome (82936263928).

The spelling of 22506103406 in words is "twenty-two billion, five hundred six million, one hundred three thousand, four hundred six".