10120022002 has 8 divisors (see below), whose sum is σ = 15189812316. Its totient is φ = 5056751232.

The previous prime is 10120021981. The next prime is 10120022009. The reversal of 10120022002 is 20022002101.

It can be written as a sum of positive squares in 2 ways, for example, as 9799218081 + 320803921 = 98991^2 + 17911^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 10120022002.

It is not an unprimeable number, because it can be changed into a prime (10120022009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1626003 + ... + 1632214.

Almost surely, 2^10120022002 is an apocalyptic number.

10120022002 is a deficient number, since it is larger than the sum of its proper divisors (5069790314).

10120022002 is a wasteful number, since it uses less digits than its factorization.

10120022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3259772.

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

Adding to 10120022002 its reverse (20022002101), we get a palindrome (30142024103).

It can be divided in two parts, 101 and 20022002, that multiplied together give a palindrome (2022222202).

The spelling of 10120022002 in words is "ten billion, one hundred twenty million, twenty-two thousand, two".