10031020220121 has 8 divisors (see below), whose sum is σ = 13396370604384. Its totient is φ = 6676508324640.

The previous prime is 10031020220087. The next prime is 10031020220131. The reversal of 10031020220121 is 12102202013001.

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

It is not a de Polignac number, because 10031020220121 - 2⁶ = 10031020220057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10031020220121.

It is not an unprimeable number, because it can be changed into a prime (10031020220131) 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, 2709620035 + ... + 2709623736.

It is an arithmetic number, because the mean of its divisors is an integer number (1674546325548).

Almost surely, 2^{10031020220121} is an apocalyptic number.

It is an amenable number.

10031020220121 is a deficient number, since it is larger than the sum of its proper divisors (3365350384263).

10031020220121 is an equidigital number, since it uses as much as digits as its factorization.

10031020220121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5419244391.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 10031020220121 its reverse (12102202013001), we get a palindrome (22133222233122).

The spelling of 10031020220121 in words is "ten trillion, thirty-one billion, twenty million, two hundred twenty thousand, one hundred twenty-one".