1101122122 has 8 divisors (see below), whose sum is σ = 1652868000. Its totient is φ = 550166124.

The previous prime is 1101122107. The next prime is 1101122137. The reversal of 1101122122 is 2212211011.

It is an interprime number because it is at equal distance from previous prime (1101122107) and next prime (1101122137).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193972 + ... + 199567.

It is an arithmetic number, because the mean of its divisors is an integer number (206608500).

Almost surely, 2^1101122122 is an apocalyptic number.

1101122122 is a deficient number, since it is larger than the sum of its proper divisors (551745878).

1101122122 is a wasteful number, since it uses less digits than its factorization.

1101122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394940.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 1101122122 is about 33183.1602171945. The cubic root of 1101122122 is about 1032.6310095688.

Adding to 1101122122 its reverse (2212211011), we get a palindrome (3313333133).

Subtracting 1101122122 from its reverse (2212211011), we obtain a square (1111088889 = 33333²).

It can be divided in two parts, 11011 and 22122, that multiplied together give a palindrome (243585342).

The spelling of 1101122122 in words is "one billion, one hundred one million, one hundred twenty-two thousand, one hundred twenty-two".