1122121011201 has 8 divisors (see below), whose sum is σ = 1496365743264. Its totient is φ = 747978476640.

The previous prime is 1122121011199. The next prime is 1122121011241. The reversal of 1122121011201 is 1021101212211.

It is a happy number.

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

It is not a de Polignac number, because 1122121011201 - 2¹ = 1122121011199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122121011241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25523751 + ... + 25567676.

It is an arithmetic number, because the mean of its divisors is an integer number (187045717908).

Almost surely, 2^{1122121011201} is an apocalyptic number.

It is an amenable number.

1122121011201 is a deficient number, since it is larger than the sum of its proper divisors (374244732063).

1122121011201 is an equidigital number, since it uses as much as digits as its factorization.

1122121011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51098751.

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

Adding to 1122121011201 its reverse (1021101212211), we get a palindrome (2143222223412).

The spelling of 1122121011201 in words is "one trillion, one hundred twenty-two billion, one hundred twenty-one million, eleven thousand, two hundred one".