306211100121492 has 48 divisors (see below), whose sum is σ = 724303953438912. Its totient is φ = 100668832024320.

The previous prime is 306211100121481. The next prime is 306211100121499. The reversal of 306211100121492 is 294121001112603.

It is a super-2 number, since 2×306211100121492² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (306211100121499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20977998 + ... + 32442234.

It is an arithmetic number, because the mean of its divisors is an integer number (15089665696644).

Almost surely, 2^{306211100121492} is an apocalyptic number.

It is an amenable number.

306211100121492 is an abundant number, since it is smaller than the sum of its proper divisors (418092853317420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

306211100121492 is a wasteful number, since it uses less digits than its factorization.

306211100121492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11494808 (or 11494806 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 306211100121492 in words is "three hundred six trillion, two hundred eleven billion, one hundred million, one hundred twenty-one thousand, four hundred ninety-two".