102102001011194 has 24 divisors (see below), whose sum is σ = 163600836488640. Its totient is φ = 47779575843776.

The previous prime is 102102001011167. The next prime is 102102001011217. The reversal of 102102001011194 is 491110100201201.

It is a super-2 number, since 2×102102001011194² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 493324082 + ... + 493531005.

It is an arithmetic number, because the mean of its divisors is an integer number (6816701520360).

Almost surely, 2^{102102001011194} is an apocalyptic number.

102102001011194 is a deficient number, since it is larger than the sum of its proper divisors (61498835477446).

102102001011194 is a wasteful number, since it uses less digits than its factorization.

102102001011194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986855302 (or 986855285 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 23.

Adding to 102102001011194 its reverse (491110100201201), we get a palindrome (593212101212395).

The spelling of 102102001011194 in words is "one hundred two trillion, one hundred two billion, one million, eleven thousand, one hundred ninety-four".