1122112120101 has 32 divisors (see below), whose sum is σ = 1746414624000. Its totient is φ = 640606478400.

The previous prime is 1122112120069. The next prime is 1122112120123. The reversal of 1122112120101 is 1010212112211.

It is a happy number.

It is not a de Polignac number, because 1122112120101 - 2⁵ = 1122112120069 is a prime.

It is a super-2 number, since 2×1122112120101² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122112120001) 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, 589951 + ... + 1610051.

It is an arithmetic number, because the mean of its divisors is an integer number (54575457000).

Almost surely, 2^{1122112120101} is an apocalyptic number.

It is an amenable number.

1122112120101 is a deficient number, since it is larger than the sum of its proper divisors (624302503899).

1122112120101 is a wasteful number, since it uses less digits than its factorization.

1122112120101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021194 (or 1021180 counting only the distinct ones).

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

Adding to 1122112120101 its reverse (1010212112211), we get a palindrome (2132324232312).

The spelling of 1122112120101 in words is "one trillion, one hundred twenty-two billion, one hundred twelve million, one hundred twenty thousand, one hundred one".