10202422223402 has 4 divisors (see below), whose sum is σ = 15303633335106. Its totient is φ = 5101211111700.

The previous prime is 10202422223353. The next prime is 10202422223417. The reversal of 10202422223402 is 20432222420201.

It is a happy number.

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., 10081444166641 + 120978056761 = 3175129^2 + 347819^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2550605555849 + ... + 2550605555852.

Almost surely, 2^{10202422223402} is an apocalyptic number.

10202422223402 is a deficient number, since it is larger than the sum of its proper divisors (5101211111704).

10202422223402 is an equidigital number, since it uses as much as digits as its factorization.

10202422223402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5101211111703.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 10202422223402 its reverse (20432222420201), we get a palindrome (30634644643603).

The spelling of 10202422223402 in words is "ten trillion, two hundred two billion, four hundred twenty-two million, two hundred twenty-three thousand, four hundred two".