10012121092 has 12 divisors (see below), whose sum is σ = 17599783936. Its totient is φ = 4983611400.

The previous prime is 10012121069. The next prime is 10012121131. The reversal of 10012121092 is 29012121001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5611284 + ... + 5613067.

Almost surely, 2^10012121092 is an apocalyptic number.

It is an amenable number.

10012121092 is a deficient number, since it is larger than the sum of its proper divisors (7587662844).

10012121092 is a wasteful number, since it uses less digits than its factorization.

10012121092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11224578 (or 11224576 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 10012121092 its reverse (29012121001), we get a palindrome (39024242093).

The spelling of 10012121092 in words is "ten billion, twelve million, one hundred twenty-one thousand, ninety-two".