10120022100121 has 8 divisors (see below), whose sum is σ = 10133580194120. Its totient is φ = 10106467262208.

The previous prime is 10120022100103. The next prime is 10120022100131. The reversal of 10120022100121 is 12100122002101.

It can be written as a sum of positive squares in 4 ways, for example, as 3627025025625 + 6492997074496 = 1904475^2 + 2548136^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10120022100121 - 2¹³ = 10120022091929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10120022100131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5438335 + ... + 7058011.

It is an arithmetic number, because the mean of its divisors is an integer number (1266697524265).

Almost surely, 2^{10120022100121} is an apocalyptic number.

It is an amenable number.

10120022100121 is a deficient number, since it is larger than the sum of its proper divisors (13558093999).

10120022100121 is an equidigital number, since it uses as much as digits as its factorization.

10120022100121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1628043.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10120022100121 its reverse (12100122002101), we get a palindrome (22220144102222).

The spelling of 10120022100121 in words is "ten trillion, one hundred twenty billion, twenty-two million, one hundred thousand, one hundred twenty-one".