1122101211201 has 4 divisors (see below), whose sum is σ = 1496134948272. Its totient is φ = 748067474132.

The previous prime is 1122101211193. The next prime is 1122101211211. The reversal of 1122101211201 is 1021121012211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1122101211201 - 2³ = 1122101211193 is a prime.

It is a super-2 number, since 2×1122101211201² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1122101211211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187016868531 + ... + 187016868536.

It is an arithmetic number, because the mean of its divisors is an integer number (374033737068).

Almost surely, 2^{1122101211201} is an apocalyptic number.

It is an amenable number.

1122101211201 is a deficient number, since it is larger than the sum of its proper divisors (374033737071).

1122101211201 is an equidigital number, since it uses as much as digits as its factorization.

1122101211201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374033737070.

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

Adding to 1122101211201 its reverse (1021121012211), we get a palindrome (2143222223412).

The spelling of 1122101211201 in words is "one trillion, one hundred twenty-two billion, one hundred one million, two hundred eleven thousand, two hundred one".