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1202020012212 = 223160736232087
BaseRepresentation
bin10001011111011101111…
…110011101000010110100
311020220121211201100210120
4101133131332131002310
5124143214110342322
62320111140251540
7152562114344325
oct21373576350264
94226554640716
101202020012212
11423856a62178
12174b620a0bb0
1389471c4abc6
144226c91244c
1521402202a5c
hex117ddf9d0b4

1202020012212 has 24 divisors (see below), whose sum is σ = 2804888310336. Its totient is φ = 400648344768.

The previous prime is 1202020012201. The next prime is 1202020012241. The reversal of 1202020012212 is 2122100202021.

It is a junction number, because it is equal to n+sod(n) for n = 1202020012191 and 1202020012200.

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, 2923168 + ... + 3308919.

It is an arithmetic number, because the mean of its divisors is an integer number (116870346264).

Almost surely, 21202020012212 is an apocalyptic number.

1202020012212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1202020012212 is an abundant number, since it is smaller than the sum of its proper divisors (1602868298124).

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

1202020012212 is a wasteful number, since it uses less digits than its factorization.

1202020012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6248167 (or 6248165 counting only the distinct ones).

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

Adding to 1202020012212 its reverse (2122100202021), we get a palindrome (3324120214233).

The spelling of 1202020012212 in words is "one trillion, two hundred two billion, twenty million, twelve thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 16073 32146 48219 64292 96438 192876 6232087 12464174 18696261 24928348 37392522 74785044 100168334351 200336668702 300505003053 400673337404 601010006106 1202020012212