10020101221204 has 24 divisors (see below), whose sum is σ = 17694177210248. Its totient is φ = 4964793125760.

The previous prime is 10020101221199. The next prime is 10020101221231. The reversal of 10020101221204 is 40212210102001.

It can be written as a sum of positive squares in 4 ways, for example, as 2780396172304 + 7239705048900 = 1667452^2 + 2690670^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21153927 + ... + 21622414.

Almost surely, 2^{10020101221204} is an apocalyptic number.

It is an amenable number.

10020101221204 is a deficient number, since it is larger than the sum of its proper divisors (7674075989044).

10020101221204 is a wasteful number, since it uses less digits than its factorization.

10020101221204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42776875 (or 42776873 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10020101221204 its reverse (40212210102001), we get a palindrome (50232311323205).

The spelling of 10020101221204 in words is "ten trillion, twenty billion, one hundred one million, two hundred twenty-one thousand, two hundred four".