1022211105 has 16 divisors (see below), whose sum is σ = 1731746304. Its totient is φ = 513109760.

The previous prime is 1022211097. The next prime is 1022211107. The reversal of 1022211105 is 5011122201.

It is not a de Polignac number, because 1022211105 - 2³ = 1022211097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (1022211107) 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, 2004081 + ... + 2004590.

It is an arithmetic number, because the mean of its divisors is an integer number (108234144).

Almost surely, 2^1022211105 is an apocalyptic number.

1022211105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1022211105 is a deficient number, since it is larger than the sum of its proper divisors (709535199).

1022211105 is a wasteful number, since it uses less digits than its factorization.

1022211105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4008696.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 1022211105 is about 31972.0362973646. The cubic root of 1022211105 is about 1007.3495534005.

Adding to 1022211105 its reverse (5011122201), we get a palindrome (6033333306).

The spelling of 1022211105 in words is "one billion, twenty-two million, two hundred eleven thousand, one hundred five".