103020120321201 has 24 divisors (see below), whose sum is σ = 151615287323136. Its totient is φ = 67383887145120.

The previous prime is 103020120321091. The next prime is 103020120321229. The reversal of 103020120321201 is 102123021020301.

103020120321201 is a `hidden beast` number, since 1 + 0 + 3 + 0 + 20 + 120 + 321 + 201 = 666.

It is not a de Polignac number, because 103020120321201 - 2¹⁸ = 103020120059057 is a prime.

It is a super-2 number, since 2×103020120321201² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (103020120321301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122087926 + ... + 122928848.

It is an arithmetic number, because the mean of its divisors is an integer number (6317303638464).

Almost surely, 2^{103020120321201} is an apocalyptic number.

It is an amenable number.

103020120321201 is a deficient number, since it is larger than the sum of its proper divisors (48595167001935).

103020120321201 is a wasteful number, since it uses less digits than its factorization.

103020120321201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097813 (or 1097810 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 103020120321201 its reverse (102123021020301), we get a palindrome (205143141341502).

The spelling of 103020120321201 in words is "one hundred three trillion, twenty billion, one hundred twenty million, three hundred twenty-one thousand, two hundred one".