2002122199964 has 24 divisors (see below), whose sum is σ = 3531480465408. Its totient is φ = 993128577840.

The previous prime is 2002122199963. The next prime is 2002122199993. The reversal of 2002122199964 is 4699912212002.

It is a happy number.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002122199963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11241569 + ... + 11418279.

It is an arithmetic number, because the mean of its divisors is an integer number (147145019392).

Almost surely, 2^{2002122199964} is an apocalyptic number.

It is an amenable number.

2002122199964 is a deficient number, since it is larger than the sum of its proper divisors (1529358265444).

2002122199964 is a wasteful number, since it uses less digits than its factorization.

2002122199964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199145 (or 199143 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 47.

The spelling of 2002122199964 in words is "two trillion, two billion, one hundred twenty-two million, one hundred ninety-nine thousand, nine hundred sixty-four".