10223021012 has 6 divisors (see below), whose sum is σ = 17890286778. Its totient is φ = 5111510504.

The previous prime is 10223020961. The next prime is 10223021021. The reversal of 10223021012 is 21012032201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10079356816 + 143664196 = 100396^2 + 11986^2 .

It is a super-2 number, since 2×10223021012² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277877623 + ... + 1277877630.

It is an arithmetic number, because the mean of its divisors is an integer number (2981714463).

Almost surely, 2^10223021012 is an apocalyptic number.

It is an amenable number.

10223021012 is a deficient number, since it is larger than the sum of its proper divisors (7667265766).

10223021012 is a wasteful number, since it uses less digits than its factorization.

10223021012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555755257 (or 2555755255 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10223021012 its reverse (21012032201), we get a palindrome (31235053213).

The spelling of 10223021012 in words is "ten billion, two hundred twenty-three million, twenty-one thousand, twelve".