11012121601634 has 16 divisors (see below), whose sum is σ = 16528724593920. Its totient is φ = 5502547361760.

The previous prime is 11012121601603. The next prime is 11012121601727. The reversal of 11012121601634 is 43610612121011.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11012121601597 and 11012121601606.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36463814 + ... + 36764574.

It is an arithmetic number, because the mean of its divisors is an integer number (1033045287120).

Almost surely, 2^{11012121601634} is an apocalyptic number.

11012121601634 is a deficient number, since it is larger than the sum of its proper divisors (5516602992286).

11012121601634 is a wasteful number, since it uses less digits than its factorization.

11012121601634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312385.

The product of its (nonzero) digits is 1728, while the sum is 29.

Adding to 11012121601634 its reverse (43610612121011), we get a palindrome (54622733722645).

The spelling of 11012121601634 in words is "eleven trillion, twelve billion, one hundred twenty-one million, six hundred one thousand, six hundred thirty-four".