10120020202 has 8 divisors (see below), whose sum is σ = 16072973316. Its totient is φ = 4762362432.

The previous prime is 10120020193. The next prime is 10120020203. The reversal of 10120020202 is 20202002101.

It can be written as a sum of positive squares in 2 ways, for example, as 8613881721 + 1506138481 = 92811^2 + 38809^2 .

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

10120020202 is a modest number, since divided by 20202 gives 10120 as remainder.

It is not an unprimeable number, because it can be changed into a prime (10120020203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148823793 + ... + 148823860.

Almost surely, 2^10120020202 is an apocalyptic number.

10120020202 is a deficient number, since it is larger than the sum of its proper divisors (5952953114).

10120020202 is a wasteful number, since it uses less digits than its factorization.

10120020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297647672.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10120020202 its reverse (20202002101), we get a palindrome (30322022303).

The spelling of 10120020202 in words is "ten billion, one hundred twenty million, twenty thousand, two hundred two".