1202000122153 has 2 divisors, whose sum is σ = 1202000122154. Its totient is φ = 1202000122152.

The previous prime is 1202000122087. The next prime is 1202000122223. The reversal of 1202000122153 is 3512210002021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1196906017024 + 5094105129 = 1094032^2 + 71373^2 .

It is a cyclic number.

It is not a de Polignac number, because 1202000122153 - 2²⁵ = 1201966567721 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1202000122153.

It is not a weakly prime, because it can be changed into another prime (1202000126153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601000061076 + 601000061077.

It is an arithmetic number, because the mean of its divisors is an integer number (601000061077).

Almost surely, 2^{1202000122153} is an apocalyptic number.

It is an amenable number.

1202000122153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202000122153 is an equidigital number, since it uses as much as digits as its factorization.

1202000122153 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 1202000122153 its reverse (3512210002021), we get a palindrome (4714210124174).

The spelling of 1202000122153 in words is "one trillion, two hundred two billion, one hundred twenty-two thousand, one hundred fifty-three".