102210044103157 has 2 divisors, whose sum is σ = 102210044103158. Its totient is φ = 102210044103156.

The previous prime is 102210044103149. The next prime is 102210044103221. The reversal of 102210044103157 is 751301440012201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51285635637201 + 50924408465956 = 7161399^2 + 7136134^2 .

It is a cyclic number.

It is not a de Polignac number, because 102210044103157 - 2³ = 102210044103149 is a prime.

It is a super-3 number, since 3×102210044103157³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102210044103127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51105022051578 + 51105022051579.

It is an arithmetic number, because the mean of its divisors is an integer number (51105022051579).

Almost surely, 2^{102210044103157} is an apocalyptic number.

It is an amenable number.

102210044103157 is a deficient number, since it is larger than the sum of its proper divisors (1).

102210044103157 is an equidigital number, since it uses as much as digits as its factorization.

102210044103157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 31.

Adding to 102210044103157 its reverse (751301440012201), we get a palindrome (853511484115358).

It can be divided in two parts, 102210044 and 103157, that added together give a palindrome (102313201).

The spelling of 102210044103157 in words is "one hundred two trillion, two hundred ten billion, forty-four million, one hundred three thousand, one hundred fifty-seven".