121012213067 has 2 divisors, whose sum is σ = 121012213068. Its totient is φ = 121012213066.

The previous prime is 121012213037. The next prime is 121012213171. The reversal of 121012213067 is 760312210121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121012213067 - 2¹⁰ = 121012212043 is a prime.

It is a super-2 number, since 2×121012213067² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (121012213037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60506106533 + 60506106534.

It is an arithmetic number, because the mean of its divisors is an integer number (60506106534).

Almost surely, 2^121012213067 is an apocalyptic number.

121012213067 is a deficient number, since it is larger than the sum of its proper divisors (1).

121012213067 is an equidigital number, since it uses as much as digits as its factorization.

121012213067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 26.

Adding to 121012213067 its reverse (760312210121), we get a palindrome (881324423188).

The spelling of 121012213067 in words is "one hundred twenty-one billion, twelve million, two hundred thirteen thousand, sixty-seven".