10220212111112 has 8 divisors (see below), whose sum is σ = 19162897708350. Its totient is φ = 5110106055552.

The previous prime is 10220212111051. The next prime is 10220212111183. The reversal of 10220212111112 is 21111121202201.

It can be written as a sum of positive squares in only one way, i.e., 5899526063236 + 4320686047876 = 2428894^2 + 2078626^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×10220212111112² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 638763256937 + ... + 638763256952.

Almost surely, 2^{10220212111112} is an apocalyptic number.

It is an amenable number.

10220212111112 is a deficient number, since it is larger than the sum of its proper divisors (8942685597238).

10220212111112 is a wasteful number, since it uses less digits than its factorization.

10220212111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277526513895 (or 1277526513891 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10220212111112 its reverse (21111121202201), we get a palindrome (31331333313313).

The spelling of 10220212111112 in words is "ten trillion, two hundred twenty billion, two hundred twelve million, one hundred eleven thousand, one hundred twelve".