20193111129202 has 64 divisors (see below), whose sum is σ = 33860592425088. Its totient is φ = 8954862336000.

The previous prime is 20193111129187. The next prime is 20193111129221. The reversal of 20193111129202 is 20292111139102.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61662877 + ... + 61989487.

It is an arithmetic number, because the mean of its divisors is an integer number (529071756642).

Almost surely, 2^{20193111129202} is an apocalyptic number.

20193111129202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20193111129202 is a deficient number, since it is larger than the sum of its proper divisors (13667481295886).

20193111129202 is a wasteful number, since it uses less digits than its factorization.

20193111129202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327115.

The product of its (nonzero) digits is 3888, while the sum is 34.

The spelling of 20193111129202 in words is "twenty trillion, one hundred ninety-three billion, one hundred eleven million, one hundred twenty-nine thousand, two hundred two".