2061007021442 has 4 divisors (see below), whose sum is σ = 3091510532166. Its totient is φ = 1030503510720.

The previous prime is 2061007021441. The next prime is 2061007021471. The reversal of 2061007021442 is 2441207001602.

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., 1837626959281 + 223380062161 = 1355591^2 + 472631^2 .

It is not an unprimeable number, because it can be changed into a prime (2061007021441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515251755359 + ... + 515251755362.

Almost surely, 2^{2061007021442} is an apocalyptic number.

2061007021442 is a deficient number, since it is larger than the sum of its proper divisors (1030503510724).

2061007021442 is a wasteful number, since it uses less digits than its factorization.

2061007021442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1030503510723.

The product of its (nonzero) digits is 5376, while the sum is 29.

The spelling of 2061007021442 in words is "two trillion, sixty-one billion, seven million, twenty-one thousand, four hundred forty-two".