102121011002027 has 2 divisors, whose sum is σ = 102121011002028. Its totient is φ = 102121011002026.

The previous prime is 102121011002009. The next prime is 102121011002039. The reversal of 102121011002027 is 720200110121201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102121011002027 - 2¹² = 102121010997931 is a prime.

It is a super-2 number, since 2×102121011002027² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102121011302027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51060505501013 + 51060505501014.

It is an arithmetic number, because the mean of its divisors is an integer number (51060505501014).

Almost surely, 2^{102121011002027} is an apocalyptic number.

102121011002027 is a deficient number, since it is larger than the sum of its proper divisors (1).

102121011002027 is an equidigital number, since it uses as much as digits as its factorization.

102121011002027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 102121011002027 its reverse (720200110121201), we get a palindrome (822321121123228).

The spelling of 102121011002027 in words is "one hundred two trillion, one hundred twenty-one billion, eleven million, two thousand, twenty-seven".