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212020012013 = 2966911092667
BaseRepresentation
bin1100010101110101100…
…0001010001111101101
3202021021001001120011112
43011131120022033231
511433204110341023
6241222312401405
721214024236545
oct3053530121755
9667231046145
10212020012013
1181a0a851127
12351110a6265
1316cbb66c714
14a39462c325
1557ad849478
hex315d60a3ed

212020012013 has 8 divisors (see below), whose sum is σ = 219364027680. Its totient is φ = 204678195120.

The previous prime is 212020012007. The next prime is 212020012031. The reversal of 212020012013 is 310210020212.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 212020012013 - 212 = 212020007917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212020012213) 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, 352295 + ... + 740372.

It is an arithmetic number, because the mean of its divisors is an integer number (27420503460).

Almost surely, 2212020012013 is an apocalyptic number.

It is an amenable number.

212020012013 is a deficient number, since it is larger than the sum of its proper divisors (7344015667).

212020012013 is a wasteful number, since it uses less digits than its factorization.

212020012013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099387.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 212020012013 its reverse (310210020212), we get a palindrome (522230032225).

The spelling of 212020012013 in words is "two hundred twelve billion, twenty million, twelve thousand, thirteen".

Divisors: 1 29 6691 194039 1092667 31687343 7311034897 212020012013