120001220201969 has 2 divisors, whose sum is σ = 120001220201970. Its totient is φ = 120001220201968.

The previous prime is 120001220201879. The next prime is 120001220202067. The reversal of 120001220201969 is 969102022100021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95769475571344 + 24231744630625 = 9786188^2 + 4922575^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120001220201969 is a prime.

It is a super-2 number, since 2×120001220201969² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120001220701969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60000610100984 + 60000610100985.

It is an arithmetic number, because the mean of its divisors is an integer number (60000610100985).

Almost surely, 2^{120001220201969} is an apocalyptic number.

It is an amenable number.

120001220201969 is a deficient number, since it is larger than the sum of its proper divisors (1).

120001220201969 is an equidigital number, since it uses as much as digits as its factorization.

120001220201969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 120001220201969 in words is "one hundred twenty trillion, one billion, two hundred twenty million, two hundred one thousand, nine hundred sixty-nine".