1000120121093 has 2 divisors, whose sum is σ = 1000120121094. Its totient is φ = 1000120121092.

The previous prime is 1000120120991. The next prime is 1000120121101. The reversal of 1000120121093 is 3901210210001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 613712426404 + 386407694689 = 783398^2 + 621617^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000120121093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000120121893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500060060546 + 500060060547.

It is an arithmetic number, because the mean of its divisors is an integer number (500060060547).

Almost surely, 2^{1000120121093} is an apocalyptic number.

It is an amenable number.

1000120121093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000120121093 is an equidigital number, since it uses as much as digits as its factorization.

1000120121093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1000120121093 its reverse (3901210210001), we get a palindrome (4901330331094).

The spelling of 1000120121093 in words is "one trillion, one hundred twenty million, one hundred twenty-one thousand, ninety-three".