390100012222202 has 4 divisors (see below), whose sum is σ = 585150018333306. Its totient is φ = 195050006111100.

The previous prime is 390100012222183. The next prime is 390100012222243. The reversal of 390100012222202 is 202222210001093.

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., 381128435745121 + 8971576477081 = 19522511^2 + 2995259^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97525003055549 + ... + 97525003055552.

Almost surely, 2^{390100012222202} is an apocalyptic number.

390100012222202 is a deficient number, since it is larger than the sum of its proper divisors (195050006111104).

390100012222202 is a wasteful number, since it uses less digits than its factorization.

390100012222202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195050006111103.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 390100012222202 its reverse (202222210001093), we get a palindrome (592322222223295).

The spelling of 390100012222202 in words is "three hundred ninety trillion, one hundred billion, twelve million, two hundred twenty-two thousand, two hundred two".