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1210002012212 = 227137315433267
BaseRepresentation
bin10001100110111001101…
…111010111100000110100
311021200020010020222100012
4101212321233113200310
5124311041003342322
62323511154235352
7153263656255340
oct21467157274064
94250203228305
101210002012212
11427182655994
1217660b285b58
138a14482b026
14427c8a52620
152171cd44ae2
hex119b9bd7834

1210002012212 has 24 divisors (see below), whose sum is σ = 2437668295104. Its totient is φ = 514787090112.

The previous prime is 1210002012199. The next prime is 1210002012229. The reversal of 1210002012212 is 2122102000121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157712798 + ... + 157720469.

It is an arithmetic number, because the mean of its divisors is an integer number (101569512296).

Almost surely, 21210002012212 is an apocalyptic number.

It is an amenable number.

1210002012212 is an abundant number, since it is smaller than the sum of its proper divisors (1227666282892).

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

1210002012212 is a wasteful number, since it uses less digits than its factorization.

1210002012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315433415 (or 315433413 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1210002012212 its reverse (2122102000121), we get a palindrome (3332104012333).

The spelling of 1210002012212 in words is "one trillion, two hundred ten billion, two million, twelve thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 137 274 548 959 1918 3836 315433267 630866534 1261733068 2208032869 4416065738 8832131476 43214357579 86428715158 172857430316 302500503053 605001006106 1210002012212