101220121000007 has 2 divisors, whose sum is σ = 101220121000008. Its totient is φ = 101220121000006.

The previous prime is 101220120999983. The next prime is 101220121000021. The reversal of 101220121000007 is 700000121022101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101220121000007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101220121000057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50610060500003 + 50610060500004.

It is an arithmetic number, because the mean of its divisors is an integer number (50610060500004).

Almost surely, 2^{101220121000007} is an apocalyptic number.

101220121000007 is a deficient number, since it is larger than the sum of its proper divisors (1).

101220121000007 is an equidigital number, since it uses as much as digits as its factorization.

101220121000007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 17.

Adding to 101220121000007 its reverse (700000121022101), we get a palindrome (801220242022108).

The spelling of 101220121000007 in words is "one hundred one trillion, two hundred twenty billion, one hundred twenty-one million, seven", and thus it is an aban number.