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920211120212 = 22797949366343
BaseRepresentation
bin11010110010000001101…
…10110110000001010100
310020222020002120100222012
431121000312312001110
5110034043021321322
61542423353523352
7123324455315156
oct15310066660124
93228202510865
10920211120212
1132529420762a
1212a414a13558
1368a10b12737
1432777746ad6
1518e0ba9bae2
hexd640db6054

920211120212 has 24 divisors (see below), whose sum is σ = 1630963488000. Its totient is φ = 454223049696.

The previous prime is 920211120209. The next prime is 920211120239. The reversal of 920211120212 is 212021112029.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2328713 + ... + 2695055.

It is an arithmetic number, because the mean of its divisors is an integer number (67956812000).

Almost surely, 2920211120212 is an apocalyptic number.

It is an amenable number.

920211120212 is a deficient number, since it is larger than the sum of its proper divisors (710752367788).

920211120212 is a wasteful number, since it uses less digits than its factorization.

920211120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374375 (or 374373 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 920211120212 in words is "nine hundred twenty billion, two hundred eleven million, one hundred twenty thousand, two hundred twelve".

Divisors: 1 2 4 79 158 316 7949 15898 31796 366343 627971 732686 1255942 1465372 2511884 28941097 57882194 115764388 2912060507 5824121014 11648242028 230052780053 460105560106 920211120212