2154100350034 has 12 divisors (see below), whose sum is σ = 3377743367166. Its totient is φ = 1030221906032.

The previous prime is 2154100350019. The next prime is 2154100350041. The reversal of 2154100350034 is 4300530014512.

It can be written as a sum of positive squares in only one way, i.e., 1533151622025 + 620948728009 = 1238205^2 + 788003^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2154100349984 and 2154100350011.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1018004779 + ... + 1018006894.

Almost surely, 2^{2154100350034} is an apocalyptic number.

2154100350034 is a deficient number, since it is larger than the sum of its proper divisors (1223643017132).

2154100350034 is a wasteful number, since it uses less digits than its factorization.

2154100350034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036011721 (or 2036011698 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 2154100350034 its reverse (4300530014512), we get a palindrome (6454630364546).

The spelling of 2154100350034 in words is "two trillion, one hundred fifty-four billion, one hundred million, three hundred fifty thousand, thirty-four".