1101122112201 has 32 divisors (see below), whose sum is σ = 1639596349440. Its totient is φ = 653235427584.

The previous prime is 1101122112131. The next prime is 1101122112221. The reversal of 1101122112201 is 1022112211011.

It is a happy number.

It is not a de Polignac number, because 1101122112201 - 2⁷ = 1101122112073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101122112221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 642165 + ... + 1616978.

It is an arithmetic number, because the mean of its divisors is an integer number (51237385920).

Almost surely, 2^{1101122112201} is an apocalyptic number.

It is an amenable number.

1101122112201 is a deficient number, since it is larger than the sum of its proper divisors (538474237239).

1101122112201 is a wasteful number, since it uses less digits than its factorization.

1101122112201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259685.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1101122112201 its reverse (1022112211011), we get a palindrome (2123234323212).

The spelling of 1101122112201 in words is "one trillion, one hundred one billion, one hundred twenty-two million, one hundred twelve thousand, two hundred one".