1220314432061 has 2 divisors, whose sum is σ = 1220314432062. Its totient is φ = 1220314432060.

The previous prime is 1220314431979. The next prime is 1220314432109. The reversal of 1220314432061 is 1602344130221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1180949491225 + 39364940836 = 1086715^2 + 198406^2 .

It is a cyclic number.

It is not a de Polignac number, because 1220314432061 - 2¹⁸ = 1220314169917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1220311432061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610157216030 + 610157216031.

It is an arithmetic number, because the mean of its divisors is an integer number (610157216031).

Almost surely, 2^{1220314432061} is an apocalyptic number.

It is an amenable number.

1220314432061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220314432061 is an equidigital number, since it uses as much as digits as its factorization.

1220314432061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 1220314432061 its reverse (1602344130221), we get a palindrome (2822658562282).

The spelling of 1220314432061 in words is "one trillion, two hundred twenty billion, three hundred fourteen million, four hundred thirty-two thousand, sixty-one".