199102101002 has 16 divisors (see below), whose sum is σ = 345430153152. Its totient is φ = 84301405440.

The previous prime is 199102100987. The next prime is 199102101043. The reversal of 199102101002 is 200101201991.

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, 85670999 + ... + 85673322.

It is an arithmetic number, because the mean of its divisors is an integer number (21589384572).

Almost surely, 2^199102101002 is an apocalyptic number.

199102101002 is a deficient number, since it is larger than the sum of its proper divisors (146328052150).

199102101002 is a wasteful number, since it uses less digits than its factorization.

199102101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171344413.

The product of its (nonzero) digits is 324, while the sum is 26.

Adding to 199102101002 its reverse (200101201991), we get a palindrome (399203302993).

It can be divided in two parts, 199 and 102101002, that added together give a palindrome (102101201).

The spelling of 199102101002 in words is "one hundred ninety-nine billion, one hundred two million, one hundred one thousand, two".