1223200111051 has 2 divisors, whose sum is σ = 1223200111052. Its totient is φ = 1223200111050.

The previous prime is 1223200111027. The next prime is 1223200111099. The reversal of 1223200111051 is 1501110023221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1223200111051 - 2¹⁵ = 1223200078283 is a prime.

It is not a weakly prime, because it can be changed into another prime (1223201111051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611600055525 + 611600055526.

It is an arithmetic number, because the mean of its divisors is an integer number (611600055526).

Almost surely, 2^{1223200111051} is an apocalyptic number.

1223200111051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223200111051 is an equidigital number, since it uses as much as digits as its factorization.

1223200111051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 1223200111051 its reverse (1501110023221), we get a palindrome (2724310134272).

The spelling of 1223200111051 in words is "one trillion, two hundred twenty-three billion, two hundred million, one hundred eleven thousand, fifty-one".