99205254012142 has 8 divisors (see below), whose sum is σ = 148810256848800. Its totient is φ = 49601835062544.

The previous prime is 99205254012079. The next prime is 99205254012167. The reversal of 99205254012142 is 24121045250299.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×99205254012142² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99205254012092 and 99205254012101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 395815167 + ... + 396065722.

It is an arithmetic number, because the mean of its divisors is an integer number (18601282106100).

Almost surely, 2^{99205254012142} is an apocalyptic number.

99205254012142 is a deficient number, since it is larger than the sum of its proper divisors (49605002836658).

99205254012142 is a wasteful number, since it uses less digits than its factorization.

99205254012142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791943530.

The product of its (nonzero) digits is 518400, while the sum is 46.

The spelling of 99205254012142 in words is "ninety-nine trillion, two hundred five billion, two hundred fifty-four million, twelve thousand, one hundred forty-two".