20010120210467 has 2 divisors, whose sum is σ = 20010120210468. Its totient is φ = 20010120210466.

The previous prime is 20010120210463. The next prime is 20010120210511. The reversal of 20010120210467 is 76401202101002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20010120210467 - 2² = 20010120210463 is a prime.

It is not a weakly prime, because it can be changed into another prime (20010120210463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005060105233 + 10005060105234.

It is an arithmetic number, because the mean of its divisors is an integer number (10005060105234).

Almost surely, 2^{20010120210467} is an apocalyptic number.

20010120210467 is a deficient number, since it is larger than the sum of its proper divisors (1).

20010120210467 is an equidigital number, since it uses as much as digits as its factorization.

20010120210467 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 26.

Adding to 20010120210467 its reverse (76401202101002), we get a palindrome (96411322311469).

The spelling of 20010120210467 in words is "twenty trillion, ten billion, one hundred twenty million, two hundred ten thousand, four hundred sixty-seven".