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20212211202 = 233368701867
BaseRepresentation
bin10010110100101111…
…011101111000000010
31221011121211201021220
4102310233131320002
5312343311224302
613141345455510
71313606650311
oct226457357002
957147751256
1020212211202
1186322a2487
123b01041596
131ba16490b1
14d9a566278
157d46d84bc
hex4b4bdde02

20212211202 has 8 divisors (see below), whose sum is σ = 40424422416. Its totient is φ = 6737403732.

The previous prime is 20212211177. The next prime is 20212211207. The reversal of 20212211202 is 20211221202.

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

20212211202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (20212211207) 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, 1684350928 + ... + 1684350939.

It is an arithmetic number, because the mean of its divisors is an integer number (5053052802).

Almost surely, 220212211202 is an apocalyptic number.

20212211202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20212211202 is a wasteful number, since it uses less digits than its factorization.

20212211202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3368701872.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20212211202 its reverse (20211221202), we get a palindrome (40423432404).

The spelling of 20212211202 in words is "twenty billion, two hundred twelve million, two hundred eleven thousand, two hundred two".

Divisors: 1 2 3 6 3368701867 6737403734 10106105601 20212211202