10505020106 has 16 divisors (see below), whose sum is σ = 18176913216. Its totient is φ = 4460074656.

The previous prime is 10505020091. The next prime is 10505020109. The reversal of 10505020106 is 60102050501.

It is a super-2 number, since 2×10505020106² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10505020109) 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, 3504851 + ... + 3507846.

It is an arithmetic number, because the mean of its divisors is an integer number (1136057076).

Almost surely, 2^10505020106 is an apocalyptic number.

10505020106 is a deficient number, since it is larger than the sum of its proper divisors (7671893110).

10505020106 is a wasteful number, since it uses less digits than its factorization.

10505020106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7012813.

The product of its (nonzero) digits is 300, while the sum is 20.

Adding to 10505020106 its reverse (60102050501), we get a palindrome (70607070607).

The spelling of 10505020106 in words is "ten billion, five hundred five million, twenty thousand, one hundred six".