10421020202 has 16 divisors (see below), whose sum is σ = 16167900672. Its totient is φ = 5032389360.

The previous prime is 10421020147. The next prime is 10421020249. The reversal of 10421020202 is 20202012401.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135893 + ... + 198264.

It is an arithmetic number, because the mean of its divisors is an integer number (1010493792).

Almost surely, 2^10421020202 is an apocalyptic number.

10421020202 is a deficient number, since it is larger than the sum of its proper divisors (5746880470).

10421020202 is a wasteful number, since it uses less digits than its factorization.

10421020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334693.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 10421020202 its reverse (20202012401), we get a palindrome (30623032603).

The spelling of 10421020202 in words is "ten billion, four hundred twenty-one million, twenty thousand, two hundred two".