2030421651 has 8 divisors (see below), whose sum is σ = 2725158144. Its totient is φ = 1344649800.

The previous prime is 2030421649. The next prime is 2030421671. The reversal of 2030421651 is 1561240302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2030421651 - 2¹ = 2030421649 is a prime.

It is a super-2 number, since 2×2030421651² = 8245224161699131602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2030421671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2240631 + ... + 2241536.

It is an arithmetic number, because the mean of its divisors is an integer number (340644768).

Almost surely, 2^2030421651 is an apocalyptic number.

2030421651 is a deficient number, since it is larger than the sum of its proper divisors (694736493).

2030421651 is a wasteful number, since it uses less digits than its factorization.

2030421651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4482321.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2030421651 is about 45060.2002991554. The cubic root of 2030421651 is about 1266.2770776085.

Adding to 2030421651 its reverse (1561240302), we get a palindrome (3591661953).

The spelling of 2030421651 in words is "two billion, thirty million, four hundred twenty-one thousand, six hundred fifty-one".