37221011012 has 48 divisors (see below), whose sum is σ = 69676770240. Its totient is φ = 17336159232.

The previous prime is 37221010991. The next prime is 37221011033. The reversal of 37221011012 is 21011012273.

It is an interprime number because it is at equal distance from previous prime (37221010991) and next prime (37221011033).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12535064 + ... + 12538032.

It is an arithmetic number, because the mean of its divisors is an integer number (1451599380).

Almost surely, 2^37221011012 is an apocalyptic number.

It is an amenable number.

37221011012 is a deficient number, since it is larger than the sum of its proper divisors (32455759228).

37221011012 is a wasteful number, since it uses less digits than its factorization.

37221011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4820 (or 4818 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 20.

Adding to 37221011012 its reverse (21011012273), we get a palindrome (58232023285).

The spelling of 37221011012 in words is "thirty-seven billion, two hundred twenty-one million, eleven thousand, twelve".