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1210200012010 = 251113780305243
BaseRepresentation
bin10001100111000101100…
…010101011010011101010
311021200201220211102000001
4101213011202223103222
5124311442200341020
62323542550133214
7153301612242253
oct21470542532352
94250656742001
101210200012010
114272743a2090
1217666565120a
138a176864a82
1442807073b2a
152173040650a
hex119c58ab4ea

1210200012010 has 32 divisors (see below), whose sum is σ = 2393738713152. Its totient is φ = 436860516480.

The previous prime is 1210200011989. The next prime is 1210200012011. The reversal of 1210200012010 is 102100020121.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1210200012011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40137552 + ... + 40167691.

It is an arithmetic number, because the mean of its divisors is an integer number (74804334786).

Almost surely, 21210200012010 is an apocalyptic number.

1210200012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1210200012010 is a deficient number, since it is larger than the sum of its proper divisors (1183538701142).

1210200012010 is a wasteful number, since it uses less digits than its factorization.

1210200012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80305398.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1210200012010 its reverse (102100020121), we get a palindrome (1312300032131).

The spelling of 1210200012010 in words is "one trillion, two hundred ten billion, two hundred million, twelve thousand, ten".

Divisors: 1 2 5 10 11 22 55 110 137 274 685 1370 1507 3014 7535 15070 80305243 160610486 401526215 803052430 883357673 1766715346 4416788365 8833576730 11001818291 22003636582 55009091455 110018182910 121020001201 242040002402 605100006005 1210200012010