2151326310226 has 16 divisors (see below), whose sum is σ = 3251718106560. Its totient is φ = 1067420755440.

The previous prime is 2151326310223. The next prime is 2151326310233. The reversal of 2151326310226 is 6220136231512.

It is a junction number, because it is equal to n+sod(n) for n = 2151326310191 and 2151326310200.

It is not an unprimeable number, because it can be changed into a prime (2151326310223) 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, 10712995 + ... + 10911961.

It is an arithmetic number, because the mean of its divisors is an integer number (203232381660).

Almost surely, 2^{2151326310226} is an apocalyptic number.

2151326310226 is a deficient number, since it is larger than the sum of its proper divisors (1100391796334).

2151326310226 is a wasteful number, since it uses less digits than its factorization.

2151326310226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240369.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 2151326310226 in words is "two trillion, one hundred fifty-one billion, three hundred twenty-six million, three hundred ten thousand, two hundred twenty-six".