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1013022021002 = 2506511010501
BaseRepresentation
bin11101011110111001101…
…00010101010110001010
310120211210020122122002012
432233130310111112022
5113044132114133002
62053213105335522
7133121426050565
oct16573464252612
93524706578065
101013022021002
11360690581022
121443b70375a2
13746b20aa804
143705daa54dc
151b53eab7d52
hexebdcd1558a

1013022021002 has 4 divisors (see below), whose sum is σ = 1519533031506. Its totient is φ = 506511010500.

The previous prime is 1013022020963. The next prime is 1013022021007. The reversal of 1013022021002 is 2001202203101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 959794455481 + 53227565521 = 979691^2 + 230711^2 .

It is not an unprimeable number, because it can be changed into a prime (1013022021007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253255505249 + ... + 253255505252.

Almost surely, 21013022021002 is an apocalyptic number.

1013022021002 is a deficient number, since it is larger than the sum of its proper divisors (506511010504).

1013022021002 is an equidigital number, since it uses as much as digits as its factorization.

1013022021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506511010503.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1013022021002 its reverse (2001202203101), we get a palindrome (3014224224103).

The spelling of 1013022021002 in words is "one trillion, thirteen billion, twenty-two million, twenty-one thousand, two".

Divisors: 1 2 506511010501 1013022021002