10120220012002 has 16 divisors (see below), whose sum is σ = 15199704549432. Its totient is φ = 5053652547840.

The previous prime is 10120220011991. The next prime is 10120220012003. The reversal of 10120220012002 is 20021002202101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8591235828561 + 1528984183441 = 2931081^2 + 1236521^2 .

It is a super-2 number, since 2×10120220012002² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10120220012003) 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, 29544988 + ... + 29885560.

Almost surely, 2^{10120220012002} is an apocalyptic number.

10120220012002 is a deficient number, since it is larger than the sum of its proper divisors (5079484537430).

10120220012002 is a wasteful number, since it uses less digits than its factorization.

10120220012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359493.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10120220012002 its reverse (20021002202101), we get a palindrome (30141222214103).

The spelling of 10120220012002 in words is "ten trillion, one hundred twenty billion, two hundred twenty million, twelve thousand, two".