1002020122153 has 2 divisors, whose sum is σ = 1002020122154. Its totient is φ = 1002020122152.

The previous prime is 1002020122121. The next prime is 1002020122171. The reversal of 1002020122153 is 3512210202001.

1002020122153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1000374034969 + 1646087184 = 1000187^2 + 40572^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002020122153 - 2⁵ = 1002020122121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002020122153.

It is not a weakly prime, because it can be changed into another prime (1002020126153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501010061076 + 501010061077.

It is an arithmetic number, because the mean of its divisors is an integer number (501010061077).

Almost surely, 2^{1002020122153} is an apocalyptic number.

It is an amenable number.

1002020122153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002020122153 is an equidigital number, since it uses as much as digits as its factorization.

1002020122153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 1002020122153 its reverse (3512210202001), we get a palindrome (4514230324154).

The spelling of 1002020122153 in words is "one trillion, two billion, twenty million, one hundred twenty-two thousand, one hundred fifty-three".