1220131412033 has 2 divisors, whose sum is σ = 1220131412034. Its totient is φ = 1220131412032.

The previous prime is 1220131412029. The next prime is 1220131412189. The reversal of 1220131412033 is 3302141310221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 880787881009 + 339343531024 = 938503^2 + 582532^2 .

It is a cyclic number.

It is not a de Polignac number, because 1220131412033 - 2² = 1220131412029 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1220131432033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610065706016 + 610065706017.

It is an arithmetic number, because the mean of its divisors is an integer number (610065706017).

Almost surely, 2^{1220131412033} is an apocalyptic number.

It is an amenable number.

1220131412033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220131412033 is an equidigital number, since it uses as much as digits as its factorization.

1220131412033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1220131412033 its reverse (3302141310221), we get a palindrome (4522272722254).

The spelling of 1220131412033 in words is "one trillion, two hundred twenty billion, one hundred thirty-one million, four hundred twelve thousand, thirty-three".