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1010212120100 = 225231123324587
BaseRepresentation
bin11101011001101010101…
…01011010011000100100
310120120112102022212200102
432230311111122120210
5113022403300320400
62052030211403232
7132661666224641
oct16546525323044
93516472285612
101010212120100
1135a479450977
12143951bb3518
1374354bc4b61
1436c74824dc8
151b4280749d5
hexeb3555a624

1010212120100 has 36 divisors (see below), whose sum is σ = 2192237489904. Its totient is φ = 404070619680.

The previous prime is 1010212120087. The next prime is 1010212120121. The reversal of 1010212120100 is 10212120101.

1010212120100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2950007 + ... + 3274593.

Almost surely, 21010212120100 is an apocalyptic number.

1010212120100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010212120100 is an abundant number, since it is smaller than the sum of its proper divisors (1182025369804).

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

1010212120100 is a wasteful number, since it uses less digits than its factorization.

1010212120100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355724 (or 355717 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1010212120100 its reverse (10212120101), we get a palindrome (1020424240201).

Subtracting from 1010212120100 its reverse (10212120101), we obtain a palindrome (999999999999).

The spelling of 1010212120100 in words is "one trillion, ten billion, two hundred twelve million, one hundred twenty thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 31123 62246 124492 155615 311230 324587 622460 649174 778075 1298348 1556150 1622935 3112300 3245870 6491740 8114675 16229350 32458700 10102121201 20204242402 40408484804 50510606005 101021212010 202042424020 252553030025 505106060050 1010212120100