200102102019 has 12 divisors (see below), whose sum is σ = 289103224176. Its totient is φ = 133370545392.

The previous prime is 200102101981. The next prime is 200102102029. The reversal of 200102102019 is 910201201002.

It is not a de Polignac number, because 200102102019 - 2¹⁶ = 200102036483 is a prime.

It is a super-2 number, since 2×200102102019² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200102101992 and 200102102010.

It is not an unprimeable number, because it can be changed into a prime (200102102029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2530224 + ... + 2608109.

It is an arithmetic number, because the mean of its divisors is an integer number (24091935348).

Almost surely, 2^200102102019 is an apocalyptic number.

200102102019 is a deficient number, since it is larger than the sum of its proper divisors (89001122157).

200102102019 is a wasteful number, since it uses less digits than its factorization.

200102102019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5142666 (or 5142663 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The spelling of 200102102019 in words is "two hundred billion, one hundred two million, one hundred two thousand, nineteen".