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212202010230 = 23572179787541
BaseRepresentation
bin1100010110100000111…
…0011011011001110110
3202021201201112000210020
43011220032123121312
511434042203311410
6241252333310010
721221364216600
oct3055016333166
9667651460706
10212202010230
1181aa3559081
1235162035306
131701a292c82
14a3b0886170
1557be7e9a70
hex316839b676

212202010230 has 192 divisors, whose sum is σ = 633756457152. Its totient is φ = 45179043840.

The previous prime is 212202010159. The next prime is 212202010243. The reversal of 212202010230 is 32010202212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2380260 + ... + 2467800.

It is an arithmetic number, because the mean of its divisors is an integer number (3300814881).

Almost surely, 2212202010230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212202010230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316878228576).

212202010230 is an abundant number, since it is smaller than the sum of its proper divisors (421554446922).

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

212202010230 is a wasteful number, since it uses less digits than its factorization.

212202010230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87679 (or 87672 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 212202010230 its reverse (32010202212), we get a palindrome (244212212442).

The spelling of 212202010230 in words is "two hundred twelve billion, two hundred two million, ten thousand, two hundred thirty".