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1122200212012 = 221173394388607
BaseRepresentation
bin10000010101001000010…
…110000101001000101100
310222021121001200101110021
4100111020112011020230
5121341231223241022
62215310501051524
7144035111262505
oct20251026051054
93867531611407
101122200212012
113a2a16844950
121615a66b6ba4
1381a91259bb9
143c459a83bac
151e2ce97b7c7
hex1054858522c

1122200212012 has 48 divisors (see below), whose sum is σ = 2172305221632. Its totient is φ = 502970186880.

The previous prime is 1122200211973. The next prime is 1122200212027. The reversal of 1122200212012 is 2102120022211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12620613 + ... + 12709219.

It is an arithmetic number, because the mean of its divisors is an integer number (45256358784).

Almost surely, 21122200212012 is an apocalyptic number.

It is an amenable number.

1122200212012 is a deficient number, since it is larger than the sum of its proper divisors (1050105009620).

1122200212012 is a wasteful number, since it uses less digits than its factorization.

1122200212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92638 (or 92636 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1122200212012 its reverse (2102120022211), we get a palindrome (3224320234223).

The spelling of 1122200212012 in words is "one trillion, one hundred twenty-two billion, two hundred million, two hundred twelve thousand, twelve".

Divisors: 1 2 4 11 22 44 73 146 292 803 1606 3212 3943 7886 15772 43373 86746 88607 173492 177214 287839 354428 575678 974677 1151356 1949354 3166229 3898708 6332458 6468311 12664916 12936622 25873244 71151421 142302842 284605684 349377401 698754802 1397509604 3843151411 7686302822 15372605644 25504550273 51009100546 102018201092 280550053003 561100106006 1122200212012