4006202115122 has 4 divisors (see below), whose sum is σ = 6009303172686. Its totient is φ = 2003101057560.

The previous prime is 4006202115059. The next prime is 4006202115161. The reversal of 4006202115122 is 2215112026004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3097251529801 + 908950585321 = 1759901^2 + 953389^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4006202115091 and 4006202115100.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001550528779 + ... + 1001550528782.

Almost surely, 2^{4006202115122} is an apocalyptic number.

4006202115122 is a deficient number, since it is larger than the sum of its proper divisors (2003101057564).

4006202115122 is a wasteful number, since it uses less digits than its factorization.

4006202115122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2003101057563.

The product of its (nonzero) digits is 1920, while the sum is 26.

The spelling of 4006202115122 in words is "four trillion, six billion, two hundred two million, one hundred fifteen thousand, one hundred twenty-two".