1121001200201 has 4 divisors (see below), whose sum is σ = 1121041640400. Its totient is φ = 1120960760004.

The previous prime is 1121001200153. The next prime is 1121001200213. The reversal of 1121001200201 is 1020021001211.

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 1121001200201 - 2²² = 1120997005897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121001200261) 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, 20178491 + ... + 20233968.

It is an arithmetic number, because the mean of its divisors is an integer number (280260410100).

Almost surely, 2^{1121001200201} is an apocalyptic number.

It is an amenable number.

1121001200201 is a deficient number, since it is larger than the sum of its proper divisors (40440199).

1121001200201 is an equidigital number, since it uses as much as digits as its factorization.

1121001200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40440198.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1121001200201 its reverse (1020021001211), we get a palindrome (2141022201412).

The spelling of 1121001200201 in words is "one trillion, one hundred twenty-one billion, one million, two hundred thousand, two hundred one".