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10211231042412 = 223850935920201
BaseRepresentation
bin1001010010010111110011…
…0011001000101101101100
31100011011222020201000011120
42110211330303020231230
52314300100121324122
633414550315220540
72102510552521221
oct224457463105554
940134866630146
1010211231042412
113287616798654
12118b008747750
13590bb820790a
14274324a63948
1512a93e39375c
hex9497ccc8b6c

10211231042412 has 12 divisors (see below), whose sum is σ = 23826205765656. Its totient is φ = 3403743680800.

The previous prime is 10211231042399. The next prime is 10211231042413. The reversal of 10211231042412 is 21424013211201.

10211231042412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (10211231042413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425467960089 + ... + 425467960112.

It is an arithmetic number, because the mean of its divisors is an integer number (1985517147138).

Almost surely, 210211231042412 is an apocalyptic number.

10211231042412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10211231042412 is an abundant number, since it is smaller than the sum of its proper divisors (13614974723244).

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

10211231042412 is a wasteful number, since it uses less digits than its factorization.

10211231042412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850935920208 (or 850935920206 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 10211231042412 its reverse (21424013211201), we get a palindrome (31635244253613).

The spelling of 10211231042412 in words is "ten trillion, two hundred eleven billion, two hundred thirty-one million, forty-two thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 850935920201 1701871840402 2552807760603 3403743680804 5105615521206 10211231042412