10200109201990 has 16 divisors (see below), whose sum is σ = 18361184377248. Its totient is φ = 4079824166656.

The previous prime is 10200109201973. The next prime is 10200109201991. The reversal of 10200109201990 is 9910290100201.

10200109201990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10200109201991) 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, 27244042 + ... + 27615901.

It is an arithmetic number, because the mean of its divisors is an integer number (1147574023578).

Almost surely, 2^{10200109201990} is an apocalyptic number.

10200109201990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10200109201990 is a deficient number, since it is larger than the sum of its proper divisors (8161075175258).

10200109201990 is a wasteful number, since it uses less digits than its factorization.

10200109201990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54878543.

The product of its (nonzero) digits is 2916, while the sum is 34.

The spelling of 10200109201990 in words is "ten trillion, two hundred billion, one hundred nine million, two hundred one thousand, nine hundred ninety".