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2010102001221 = 32358128414147
BaseRepresentation
bin11101010000000011011…
…010100110111001000101
321010011102110112200110110
4131100003122212321011
5230413142103014341
64135232245543233
7265140126045456
oct35200332467105
97104373480413
102010102001221
117055301a3926
122856a3114b19
131177234161a2
146d40a3a512d
1537449cd8216
hex1d4036a6e45

2010102001221 has 8 divisors (see below), whose sum is σ = 2680249752544. Its totient is φ = 1340011125360.

The previous prime is 2010102001183. The next prime is 2010102001279. The reversal of 2010102001221 is 1221002010102.

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

It is not a de Polignac number, because 2010102001221 - 223 = 2010093612613 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2010102001197 and 2010102001206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010102008221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14136331 + ... + 14277816.

It is an arithmetic number, because the mean of its divisors is an integer number (335031219068).

Almost surely, 22010102001221 is an apocalyptic number.

It is an amenable number.

2010102001221 is a deficient number, since it is larger than the sum of its proper divisors (670147751323).

2010102001221 is a wasteful number, since it uses less digits than its factorization.

2010102001221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28437731.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2010102001221 its reverse (1221002010102), we get a palindrome (3231104011323).

The spelling of 2010102001221 in words is "two trillion, ten billion, one hundred two million, one thousand, two hundred twenty-one".

Divisors: 1 3 23581 70743 28414147 85242441 670034000407 2010102001221