7121000211929 has 8 divisors (see below), whose sum is σ = 7277286049920. Its totient is φ = 6964913340496.

The previous prime is 7121000211917. The next prime is 7121000212013. The reversal of 7121000211929 is 9291120001217.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7121000211929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7121000291929) 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, 49669274 + ... + 49812435.

It is an arithmetic number, because the mean of its divisors is an integer number (909660756240).

Almost surely, 2^{7121000211929} is an apocalyptic number.

It is an amenable number.

7121000211929 is a deficient number, since it is larger than the sum of its proper divisors (156285837991).

7121000211929 is a wasteful number, since it uses less digits than its factorization.

7121000211929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99483279.

The product of its (nonzero) digits is 4536, while the sum is 35.

The spelling of 7121000211929 in words is "seven trillion, one hundred twenty-one billion, two hundred eleven thousand, nine hundred twenty-nine".