1121000101201 has 12 divisors (see below), whose sum is σ = 1145889191920. Its totient is φ = 1096640816040.

The previous prime is 1121000101141. The next prime is 1121000101217. The reversal of 1121000101201 is 1021010001211.

It is a de Polignac number, because none of the positive numbers 2^k-1121000101201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121000141201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4696966 + ... + 4929856.

Almost surely, 2^{1121000101201} is an apocalyptic number.

It is an amenable number.

1121000101201 is a deficient number, since it is larger than the sum of its proper divisors (24889090719).

1121000101201 is an equidigital number, since it uses as much as digits as its factorization.

1121000101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235164 (or 235117 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1121000101201 its reverse (1021010001211), we get a palindrome (2142010102412).

It can be divided in two parts, 112100010 and 1201, that added together give a palindrome (112101211).

The spelling of 1121000101201 in words is "one trillion, one hundred twenty-one billion, one hundred one thousand, two hundred one".